diff --git a/Content.Client/ADT/Chaplain/EUI/AcceptReligionEui.cs b/Content.Client/ADT/Chaplain/EUI/AcceptReligionEui.cs
index 42d974fba95..568996afbab 100644
--- a/Content.Client/ADT/Chaplain/EUI/AcceptReligionEui.cs
+++ b/Content.Client/ADT/Chaplain/EUI/AcceptReligionEui.cs
@@ -3,7 +3,7 @@
 using JetBrains.Annotations;
 using Robust.Client.Graphics;
 using Content.Shared.Chaplain;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 
 namespace Content.Client.Chaplain;
 
diff --git a/Content.Client/ADT/Chaplain/Systems/ChaplainSystem.cs b/Content.Client/ADT/Chaplain/Systems/ChaplainSystem.cs
index aa766aa1778..7db971bc5c2 100644
--- a/Content.Client/ADT/Chaplain/Systems/ChaplainSystem.cs
+++ b/Content.Client/ADT/Chaplain/Systems/ChaplainSystem.cs
@@ -1,4 +1,4 @@
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.ADT.Phantom.Components;
 using Robust.Client.GameObjects;
 using Robust.Client.Player;
diff --git a/Content.Client/ADT/Phantom/Systems/PhantomHudSystem.cs b/Content.Client/ADT/Phantom/Systems/PhantomHudSystem.cs
index 24144285162..7e89f6ef2bb 100644
--- a/Content.Client/ADT/Phantom/Systems/PhantomHudSystem.cs
+++ b/Content.Client/ADT/Phantom/Systems/PhantomHudSystem.cs
@@ -6,7 +6,7 @@
 using Content.Client.Overlays;
 using Content.Shared.Antag;
 using Robust.Client.Player;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 
 namespace Content.Client.ADT.Phantom;
 public sealed class ShowHauntedIconsSystem : EquipmentHudSystem<ShowHauntedIconsComponent>
diff --git a/Content.Server/ADT/Chaplain/EUI/AcceptReligionEui.cs b/Content.Server/ADT/Chaplain/EUI/AcceptReligionEui.cs
index 91aef1dbe45..dafd27a0675 100644
--- a/Content.Server/ADT/Chaplain/EUI/AcceptReligionEui.cs
+++ b/Content.Server/ADT/Chaplain/EUI/AcceptReligionEui.cs
@@ -1,7 +1,7 @@
 using Content.Server.EUI;
 using Content.Shared.Chaplain;
 using Content.Shared.Eui;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Server.Bible;
 
 namespace Content.Server.Chaplain;
diff --git a/Content.Server/ADT/Chaplain/Systems/ChaplainSystem.cs b/Content.Server/ADT/Chaplain/Systems/ChaplainSystem.cs
index 55b06cd7e6f..7c54537615a 100644
--- a/Content.Server/ADT/Chaplain/Systems/ChaplainSystem.cs
+++ b/Content.Server/ADT/Chaplain/Systems/ChaplainSystem.cs
@@ -1,7 +1,7 @@
 using Content.Server.Popups;
 using Content.Shared.ActionBlocker;
 using Content.Shared.Actions;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Damage;
 using Content.Shared.IdentityManagement;
 using Content.Shared.Inventory;
diff --git a/Content.Server/ADT/Chaplain/Systems/HolyMelonImmunitySystem.cs b/Content.Server/ADT/Chaplain/Systems/HolyMelonImmunitySystem.cs
new file mode 100644
index 00000000000..ced0d53ea5e
--- /dev/null
+++ b/Content.Server/ADT/Chaplain/Systems/HolyMelonImmunitySystem.cs
@@ -0,0 +1,77 @@
+using Content.Shared.ADT.Chaplain.Components;
+using Content.Shared.Hands;
+using Content.Shared.Hands.Components;
+using Content.Shared.Hands.EntitySystems;
+using Robust.Shared.GameObjects;
+
+namespace Content.Server.ADT.Chaplain.Systems;
+
+/// <summary>
+/// Система отслеживает предметы с <see cref="HolyMelonImmunityComponent"/> в руках игроков
+/// и выдаёт им временный компонент <see cref="HolyMelonMagicImmunityComponent"/> для иммунитета к магии.
+/// Иммунитет работает только пока предмет находится в руке.
+/// </summary>
+public sealed class HolyMelonImmunitySystem : EntitySystem
+{
+    [Dependency] private readonly SharedHandsSystem _hands = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        // Подписываемся на события экипировки/снятия арбуза
+        SubscribeLocalEvent<HolyMelonImmunityComponent, GotEquippedHandEvent>(OnGotEquippedHand);
+        SubscribeLocalEvent<HolyMelonImmunityComponent, GotUnequippedHandEvent>(OnGotUnequippedHand);
+    }
+
+    private void OnGotEquippedHand(EntityUid uid, HolyMelonImmunityComponent component, GotEquippedHandEvent args)
+    {
+        // НЕ добавляем иммунитет священникам — у них он уже есть врождённый
+        if (HasComp<ChaplainComponent>(args.User))
+            return;
+
+        // Добавляем временный маркер иммунитета от арбуза
+        EnsureComp<HolyMelonMagicImmunityComponent>(args.User);
+
+        // Основной компонент иммунитета (если ещё не добавлен)
+        EnsureComp<MagicImmunityComponent>(args.User);
+    }
+
+    private void OnGotUnequippedHand(EntityUid uid, HolyMelonImmunityComponent component, GotUnequippedHandEvent args)
+    {
+        // НЕ снимаем иммунитет у священников — у них он врождённый
+        if (HasComp<ChaplainComponent>(args.User))
+            return;
+
+        RemoveImmunityIfNoOtherMelons(args.User, uid);
+    }
+
+    private void RemoveImmunityIfNoOtherMelons(EntityUid holder, EntityUid? excludeItem = null)
+    {
+        if (!HasComp<HolyMelonMagicImmunityComponent>(holder))
+            return;
+
+        if (!TryComp<HandsComponent>(holder, out var hands))
+            return;
+
+        foreach (var hand in _hands.EnumerateHeld((holder, hands)))
+        {
+            // Исключаем предмет, который снимается
+            if (excludeItem.HasValue && hand == excludeItem.Value)
+                continue;
+
+            if (HasComp<HolyMelonImmunityComponent>(hand))
+                return;
+        }
+
+        // Нет других арбузов в руках - удаляем временный маркер
+        RemComp<HolyMelonMagicImmunityComponent>(holder);
+
+        // Удаляем основной компонент иммунитета, только если нет других источников
+        // (священник имеет ChaplainComponent, который не удаляется)
+        if (!HasComp<ChaplainComponent>(holder))
+        {
+            RemComp<MagicImmunityComponent>(holder);
+        }
+    }
+}
diff --git a/Content.Server/ADT/Chaplain/Systems/MagicProjectileSystem.cs b/Content.Server/ADT/Chaplain/Systems/MagicProjectileSystem.cs
new file mode 100644
index 00000000000..44cf77b418c
--- /dev/null
+++ b/Content.Server/ADT/Chaplain/Systems/MagicProjectileSystem.cs
@@ -0,0 +1,32 @@
+using Content.Shared.ADT.Chaplain.Components;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Physics.Events;
+
+namespace Content.Server.ADT.Chaplain.Systems;
+
+/// <summary>
+/// Система для магических снарядов. Проверяет иммунитет к магии у цели при попадании.
+/// Если цель имеет иммунитет, снаряд поглощается без эффекта.
+/// </summary>
+public sealed class MagicProjectileSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<MagicProjectileComponent, StartCollideEvent>(OnMagicProjectileStartCollide);
+    }
+
+    private void OnMagicProjectileStartCollide(EntityUid uid, MagicProjectileComponent component, ref StartCollideEvent args)
+    {
+        if (!HasComp<MagicImmunityComponent>(args.OtherEntity))
+            return;
+
+        // Цель имеет иммунитет - отменяем столкновение
+        // Note: StartCollideEvent - readonly struct, не имеет Cancelled
+        // Просто удаляем снаряд, чтобы он не обрабатывался дальше
+
+        // Удаляем снаряд
+        QueueDel(uid);
+    }
+}
diff --git a/Content.Server/ADT/HWAnomCoreLootbox/HWAnomCoreLootboxSystem.cs b/Content.Server/ADT/HWAnomCoreLootbox/HWAnomCoreLootboxSystem.cs
index ead4530781f..eac60d40297 100644
--- a/Content.Server/ADT/HWAnomCoreLootbox/HWAnomCoreLootboxSystem.cs
+++ b/Content.Server/ADT/HWAnomCoreLootbox/HWAnomCoreLootboxSystem.cs
@@ -4,7 +4,7 @@
 using Content.Server.Popups;
 using Content.Shared.Body.Systems;
 using Content.Shared.Body.Part;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.DoAfter;
 using Content.Shared.Cargo;
 using Content.Shared.Database;
diff --git a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Ash.cs b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Ash.cs
index 2d98d770440..4642618bbd8 100644
--- a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Ash.cs
+++ b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Ash.cs
@@ -2,6 +2,7 @@
 using System.Threading.Tasks;
 using Content.Server.Atmos.Components;
 using Content.Server.Body.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Atmos.Components;
 using Content.Shared.Damage;
 using Content.Shared.Damage.Components;
@@ -100,7 +101,8 @@ private void OnNWRebirth(Entity<HereticComponent> ent, ref EventHereticNightwatc
                 continue;
 
             if ((TryComp<HereticComponent>(look, out var th) && th.CurrentPath == ent.Comp.CurrentPath)
-            || HasComp<GhoulComponent>(look))
+            || HasComp<GhoulComponent>(look)
+            || HasComp<MagicImmunityComponent>(look))
                 continue;
 
             if (TryComp<FlammableComponent>(look, out var flam))
diff --git a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Void.cs b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Void.cs
index 772f0558f25..8ad64e0dcb3 100644
--- a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Void.cs
+++ b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.Void.cs
@@ -4,7 +4,7 @@
 using Content.Server.Magic;
 using Content.Server.Temperature.Components;
 using Content.Shared.ADT.Heretic.Components;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Damage;
 using Content.Shared.Damage.Components;
 using Content.Shared.Damage.Prototypes;
@@ -77,10 +77,9 @@ private void OnVoidBlink(Entity<HereticComponent> ent, ref HereticVoidBlinkEvent
         _aud.PlayPvs(new SoundPathSpecifier("/Audio/Effects/tesla_consume.ogg"), ent);
 
         foreach (var pookie in GetNearbyPeople(ent, power))
-            if (!HasComp<ChaplainComponent>(pookie))
-            {
-                _stun.TryKnockdown(pookie, TimeSpan.FromSeconds(power), true);
-            }
+        {
+            _stun.TryKnockdown(pookie, TimeSpan.FromSeconds(power), true);
+        }
 
         _transform.SetCoordinates(ent, args.Target);
 
@@ -89,11 +88,8 @@ private void OnVoidBlink(Entity<HereticComponent> ent, ref HereticVoidBlinkEvent
 
         foreach (var pookie in GetNearbyPeople(ent, ent.Comp.PathStage / 3f))
         {
-            if (!HasComp<ChaplainComponent>(pookie))
-            {
-                _stam.TakeStaminaDamage(pookie, power);
-                if (condition) _voidcurse.DoCurse(pookie);
-            }
+            _stam.TakeStaminaDamage(pookie, power);
+            if (condition) _voidcurse.DoCurse(pookie);
         }
 
         args.Handled = true;
@@ -113,7 +109,7 @@ private void OnVoidPull(Entity<HereticComponent> ent, ref HereticVoidPullEvent a
         // damage closest ones
         foreach (var pookie in topPriority)
         {
-            if (!TryComp<DamageableComponent>(pookie, out var dmgComp) || HasComp<ChaplainComponent>(pookie))
+            if (!TryComp<DamageableComponent>(pookie, out var dmgComp))
                 continue;
 
             // total damage + power divided by all damage types.
diff --git a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.cs b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.cs
index 8d76a18bf03..f48168d87d1 100644
--- a/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.cs
+++ b/Content.Server/ADT/Heretic/Abilities/HereticAbilitySystem.cs
@@ -12,6 +12,7 @@
 using Content.Server.Station.Systems;
 using Content.Server.Store.Systems;
 using Content.Server.Temperature.Systems;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Actions;
 using Content.Shared.Body.Systems;
 using Content.Shared.Chat;
@@ -88,7 +89,8 @@ private List<EntityUid> GetNearbyPeople(Entity<HereticComponent> ent, float rang
         {
             // ignore heretics with the same path*, affect everyone else
             if ((TryComp<HereticComponent>(look, out var th) && th.CurrentPath == ent.Comp.CurrentPath)
-            || HasComp<GhoulComponent>(look))
+            || HasComp<GhoulComponent>(look)
+            || HasComp<MagicImmunityComponent>(look))
                 continue;
 
             if (!HasComp<StatusEffectsComponent>(look))
diff --git a/Content.Server/ADT/Heretic/EntitySystems/MansusGraspSystem.cs b/Content.Server/ADT/Heretic/EntitySystems/MansusGraspSystem.cs
index c4f7da71276..01c584cd992 100644
--- a/Content.Server/ADT/Heretic/EntitySystems/MansusGraspSystem.cs
+++ b/Content.Server/ADT/Heretic/EntitySystems/MansusGraspSystem.cs
@@ -7,7 +7,7 @@
 using Content.Server.Temperature.Components;
 using Content.Server.Temperature.Systems;
 using Content.Shared.ADT.Heretic.Components;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Actions;
 using Content.Shared.Damage;
 using Content.Shared.Damage.Systems;
@@ -88,7 +88,7 @@ private void OnAfterInteract(Entity<MansusGraspComponent> ent, ref AfterInteract
         if ((TryComp<HereticComponent>(args.Target, out var th) && th.CurrentPath == ent.Comp.Path))
             return;
 
-        if (HasComp<StatusEffectsComponent>(target) && !HasComp<ChaplainComponent>(target))
+        if (HasComp<StatusEffectsComponent>(target) && !HasComp<MagicImmunityComponent>(target))
         {
             _chat.TrySendInGameICMessage(args.User, Loc.GetString("heretic-speech-mansusgrasp"), InGameICChatType.Speak, false);
             _audio.PlayPvs(new SoundPathSpecifier("/Audio/Items/welder.ogg"), target);
@@ -101,10 +101,10 @@ private void OnAfterInteract(Entity<MansusGraspComponent> ent, ref AfterInteract
         // upgraded grasp
         if (hereticComp.CurrentPath != null)
         {
-            if (hereticComp.PathStage >= 2 && !HasComp<ChaplainComponent>(target))
+            if (hereticComp.PathStage >= 2 && !HasComp<MagicImmunityComponent>(target))
                 ApplyGraspEffect(args.User, target, hereticComp.CurrentPath!);
 
-            if (hereticComp.PathStage >= 4 && HasComp<StatusEffectsComponent>(target) && !HasComp<ChaplainComponent>(target))
+            if (hereticComp.PathStage >= 4 && HasComp<StatusEffectsComponent>(target) && !HasComp<MagicImmunityComponent>(target))
             {
                 var markComp = EnsureComp<HereticCombatMarkComponent>(target);
                 markComp.Path = hereticComp.CurrentPath;
@@ -263,7 +263,7 @@ private void OnInfusedInteract(Entity<MansusInfusedComponent> ent, ref InteractH
 
         if (HasComp<StatusEffectsComponent>(target))
         {
-            if (!HasComp<ChaplainComponent>(target))
+            if (!HasComp<MagicImmunityComponent>(target))
             {
                 _audio.PlayPvs(new SoundPathSpecifier("/Audio/Items/welder.ogg"), target);
                 _stun.TryKnockdown(target, TimeSpan.FromSeconds(3f), true);
diff --git a/Content.Server/ADT/Magic/ChainFireballSystem.cs b/Content.Server/ADT/Magic/ChainFireballSystem.cs
index 5909b28a94e..f2446d1f0dc 100644
--- a/Content.Server/ADT/Magic/ChainFireballSystem.cs
+++ b/Content.Server/ADT/Magic/ChainFireballSystem.cs
@@ -1,4 +1,5 @@
 using Content.Server.Popups;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Projectiles;
 using Content.Shared.StatusEffect;
 using Content.Shared.Weapons.Ranged.Systems;
@@ -30,6 +31,12 @@ private void OnHit(Entity<ChainFireballComponent> ent, ref ProjectileHitEvent ar
         if (_random.Prob(ent.Comp.DisappearChance))
             return;
 
+        if (HasComp<MagicImmunityComponent>(args.Target))
+        {
+            QueueDel(ent);
+            return;
+        }
+
         // spawn new fireball on target
         Spawn(args.Target, ent.Comp.IgnoredTargets);
 
@@ -44,7 +51,8 @@ public bool Spawn(EntityUid source, List<EntityUid> ignoredTargets)
         foreach (var look in lookup)
         {
             if (ignoredTargets.Contains(look)
-            || !HasComp<StatusEffectsComponent>(look)) // ignore non mobs
+            || !HasComp<StatusEffectsComponent>(look) // ignore non mobs
+            || HasComp<MagicImmunityComponent>(look)) // иммун к магии
                 continue;
 
             mobs.Add(look);
diff --git a/Content.Server/ADT/Magic/ImmovableVoidRodSystem.cs b/Content.Server/ADT/Magic/ImmovableVoidRodSystem.cs
index 44ebd6c06fe..89475fb9292 100644
--- a/Content.Server/ADT/Magic/ImmovableVoidRodSystem.cs
+++ b/Content.Server/ADT/Magic/ImmovableVoidRodSystem.cs
@@ -1,5 +1,5 @@
 using Content.Server.Heretic.Components;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Heretic;
 using Content.Shared.Maps;
 using Content.Shared.Stunnable;
@@ -54,7 +54,8 @@ public override void Initialize()
     private void OnCollide(Entity<ImmovableVoidRodComponent> ent, ref StartCollideEvent args)
     {
         if ((TryComp<HereticComponent>(args.OtherEntity, out var th) && th.CurrentPath == "Void")
-        || HasComp<GhoulComponent>(args.OtherEntity) || HasComp<ChaplainComponent>(args.OtherEntity))
+        || HasComp<GhoulComponent>(args.OtherEntity)
+        || HasComp<MagicImmunityComponent>(args.OtherEntity))
             return;
 
         var power = 1f;
diff --git a/Content.Server/ADT/Phantom/EntitySystems/PhantomSystem.cs b/Content.Server/ADT/Phantom/EntitySystems/PhantomSystem.cs
index 5b79f51d05f..0291e072660 100644
--- a/Content.Server/ADT/Phantom/EntitySystems/PhantomSystem.cs
+++ b/Content.Server/ADT/Phantom/EntitySystems/PhantomSystem.cs
@@ -21,7 +21,7 @@
 using Content.Shared.ADT.Phantom.Components;
 using Content.Shared.ADT.Silicon.Components;
 using Content.Shared.Alert;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Chat;
 using Content.Shared.CombatMode;
 using Content.Shared.Cuffs.Components;
@@ -2635,4 +2635,4 @@ public void Blessing(EntityUid uid, PhantomComponent component)
         }
     }
     #endregion
-}
\ No newline at end of file
+}
diff --git a/Content.Server/ADT/Poltergeist/Systems/PoltergeistSystem.cs b/Content.Server/ADT/Poltergeist/Systems/PoltergeistSystem.cs
index 739e4ee95aa..80aa20f3e55 100644
--- a/Content.Server/ADT/Poltergeist/Systems/PoltergeistSystem.cs
+++ b/Content.Server/ADT/Poltergeist/Systems/PoltergeistSystem.cs
@@ -7,7 +7,7 @@
 using Content.Shared.ADT.GhostInteractions;
 using Content.Shared.ADT.Poltergeist;
 using Content.Shared.ADT.Silicon.Components;
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Chat;
 using Content.Shared.IdentityManagement;
 using Content.Shared.Item;
diff --git a/Content.Server/ADT/Revolitionary/EUI/AcceptRevolutionEui.cs b/Content.Server/ADT/Revolitionary/EUI/AcceptRevolutionEui.cs
index 8baecebfbfe..eeac9ad3d80 100644
--- a/Content.Server/ADT/Revolitionary/EUI/AcceptRevolutionEui.cs
+++ b/Content.Server/ADT/Revolitionary/EUI/AcceptRevolutionEui.cs
@@ -1,7 +1,6 @@
 using Content.Server.EUI;
 using Content.Shared.Revolutionary;
 using Content.Shared.Eui;
-using Content.Shared.Bible.Components;
 using Content.Server.Bible;
 using Content.Shared.Revolutionary.Components;
 using Content.Server.GameTicking.Rules;
diff --git a/Content.Server/Bible/BibleSystem.cs b/Content.Server/Bible/BibleSystem.cs
index 5caeb50d852..d6dbcf46637 100644
--- a/Content.Server/Bible/BibleSystem.cs
+++ b/Content.Server/Bible/BibleSystem.cs
@@ -3,9 +3,8 @@
 using Content.Server.Popups;
 using Content.Shared.ActionBlocker;
 using Content.Shared.Actions;
-using Content.Shared.Bible;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Damage.Systems;
-using Content.Shared.Bible.Components;
 using Content.Shared.Damage;
 using Content.Shared.Ghost.Roles.Components;
 using Content.Shared.IdentityManagement;
diff --git a/Content.Server/Revenant/EntitySystems/RevenantSystem.Abilities.cs b/Content.Server/Revenant/EntitySystems/RevenantSystem.Abilities.cs
index 08c897e9580..31f7e2c77b9 100644
--- a/Content.Server/Revenant/EntitySystems/RevenantSystem.Abilities.cs
+++ b/Content.Server/Revenant/EntitySystems/RevenantSystem.Abilities.cs
@@ -1,3 +1,4 @@
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Popups;
 using Content.Shared.Damage;
 using Content.Shared.Revenant;
@@ -104,7 +105,10 @@ private void OnInteract(EntityUid uid, RevenantComponent component, UserActivate
             return;
         }
 
-        if (!HasComp<MobStateComponent>(target) || !HasComp<HumanoidAppearanceComponent>(target) || HasComp<RevenantComponent>(target))
+        if (!HasComp<MobStateComponent>(target)
+            || !HasComp<HumanoidAppearanceComponent>(target)
+            || HasComp<RevenantComponent>(target)
+            || HasComp<MagicImmunityComponent>(target)) // ADT-Tweak
             return;
 
         args.Handled = true;
@@ -282,9 +286,15 @@ private void OnDefileAction(EntityUid uid, RevenantComponent component, Revenant
         var entityStorage = GetEntityQuery<EntityStorageComponent>();
         var items = GetEntityQuery<ItemComponent>();
         var lights = GetEntityQuery<PoweredLightComponent>();
+        var magicImmunity = GetEntityQuery<MagicImmunityComponent>(); // ADT-Tweak
 
         foreach (var ent in lookup)
         {
+            // ADT-Tweak start
+            if (magicImmunity.HasComponent(ent))
+                continue;
+            // ADT-Tweak end
+
             //break windows
             if (tags.HasComponent(ent) && _tag.HasTag(ent, WindowTag))
             {
@@ -331,11 +341,12 @@ private void OnOverloadLightsAction(EntityUid uid, RevenantComponent component,
         var xform = Transform(uid);
         var poweredLights = GetEntityQuery<PoweredLightComponent>();
         var mobState = GetEntityQuery<MobStateComponent>();
+        var magicImmunity = GetEntityQuery<MagicImmunityComponent>(); // ADT-Tweak
         var lookup = _lookup.GetEntitiesInRange(uid, component.OverloadRadius);
         //TODO: feels like this might be a sin and a half
         foreach (var ent in lookup)
         {
-            if (!mobState.HasComponent(ent) || !_mobState.IsAlive(ent))
+           if (!mobState.HasComponent(ent) || !_mobState.IsAlive(ent) || magicImmunity.HasComponent(ent)) // ADT-Tweak
                 continue;
 
             var nearbyLights = _lookup.GetEntitiesInRange(ent, component.OverloadZapRadius)
@@ -400,6 +411,11 @@ private void OnHysteriaAction(EntityUid uid, RevenantComponent component, Revena
 
         foreach (var ent in _lookup.GetEntitiesInRange(uid, component.HysteriaRadius))
         {
+            // ADT-Tweak start
+            if (HasComp<MagicImmunityComponent>(ent))
+                continue;
+            // ADT-Tweak end
+
             _status.TryAddStatusEffect<TemporaryBlindnessComponent>(ent, TemporaryBlindnessSystem.BlindingStatusEffect, TimeSpan.FromSeconds(3), true);
             _hallucinations.StartHallucinations(ent, "ADTHallucinations", component.HysteriaDuration, true, component.HysteriaProto);
             if (!_mind.TryGetMind(ent, out var mindId, out var mind) || !_player.TryGetSessionById(mind.UserId, out var session))
diff --git a/Content.Shared/ADT/Chaplain/Altar/Systems/SacrificeSystem.cs b/Content.Shared/ADT/Chaplain/Altar/Systems/SacrificeSystem.cs
index c8ec7646cc4..6efbf15f451 100644
--- a/Content.Shared/ADT/Chaplain/Altar/Systems/SacrificeSystem.cs
+++ b/Content.Shared/ADT/Chaplain/Altar/Systems/SacrificeSystem.cs
@@ -1,5 +1,5 @@
 /// Updated Sacrifice System with guaranteed priority handling
-using Content.Shared.Bible.Components;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Coordinates.Helpers;
 using Content.Shared.Interaction;
 using Content.Shared.Storage;
@@ -230,4 +230,4 @@ public SacrificeOption(TransformationData transformation, int times)
             Times = times;
         }
     }
-}
\ No newline at end of file
+}
diff --git a/Content.Shared/ADT/Chaplain/Components/ChaplainComponent.cs b/Content.Shared/ADT/Chaplain/Components/ChaplainComponent.cs
index 263c01de4b8..07cff51a151 100644
--- a/Content.Shared/ADT/Chaplain/Components/ChaplainComponent.cs
+++ b/Content.Shared/ADT/Chaplain/Components/ChaplainComponent.cs
@@ -6,7 +6,7 @@
 using Content.Shared.Alert;
 using Robust.Shared.GameStates;  // ADT QWERTY's altar update
 
-namespace Content.Shared.Bible.Components;
+namespace Content.Shared.ADT.Chaplain.Components;
 
 
 [RegisterComponent, NetworkedComponent]
diff --git a/Content.Shared/ADT/Chaplain/Components/HolyMelonImmunityComponent.cs b/Content.Shared/ADT/Chaplain/Components/HolyMelonImmunityComponent.cs
new file mode 100644
index 00000000000..933b8179125
--- /dev/null
+++ b/Content.Shared/ADT/Chaplain/Components/HolyMelonImmunityComponent.cs
@@ -0,0 +1,12 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.ADT.Chaplain.Components;
+
+/// <summary>
+/// Компонент для предметов (например, святой арбуз), которые дают иммунитет к магии,
+/// когда находятся в руке владельца.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class HolyMelonImmunityComponent : Component
+{
+}
diff --git a/Content.Shared/ADT/Chaplain/Components/HolyMelonMagicImmunityComponent.cs b/Content.Shared/ADT/Chaplain/Components/HolyMelonMagicImmunityComponent.cs
new file mode 100644
index 00000000000..fb06485ea77
--- /dev/null
+++ b/Content.Shared/ADT/Chaplain/Components/HolyMelonMagicImmunityComponent.cs
@@ -0,0 +1,12 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.ADT.Chaplain.Components;
+
+/// <summary>
+/// Временный маркер иммунитета к магии от святого арбуза.
+/// Удаляется при выпуске арбуза из руки.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class HolyMelonMagicImmunityComponent : Component
+{
+}
diff --git a/Content.Shared/ADT/Chaplain/Components/MagicImmunityComponent.cs b/Content.Shared/ADT/Chaplain/Components/MagicImmunityComponent.cs
new file mode 100644
index 00000000000..1232e20893e
--- /dev/null
+++ b/Content.Shared/ADT/Chaplain/Components/MagicImmunityComponent.cs
@@ -0,0 +1,13 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.ADT.Chaplain.Components;
+
+/// <summary>
+/// Компонент, предоставляющий иммунитет к магии.
+/// Существа с этим компонентом не могут быть выбраны в качестве цели магических способностей
+/// и невосприимчивы к эффектам магии (еретик, ревенант и т.д.).
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class MagicImmunityComponent : Component
+{
+}
diff --git a/Content.Shared/ADT/Chaplain/Components/MagicProjectileComponent.cs b/Content.Shared/ADT/Chaplain/Components/MagicProjectileComponent.cs
new file mode 100644
index 00000000000..f12041c388c
--- /dev/null
+++ b/Content.Shared/ADT/Chaplain/Components/MagicProjectileComponent.cs
@@ -0,0 +1,12 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.ADT.Chaplain.Components;
+
+/// <summary>
+/// Компонент для магических снарядов, которые должны проверять иммунитет к магии при попадании.
+/// Если цель имеет иммунитет к магии, снаряд поглощается без эффекта.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class MagicProjectileComponent : Component
+{
+}
diff --git a/Content.Shared/ADT/Chaplain/SharedChaplain.cs b/Content.Shared/ADT/Chaplain/SharedChaplain.cs
index 95f9a1279b2..f4aaee490aa 100644
--- a/Content.Shared/ADT/Chaplain/SharedChaplain.cs
+++ b/Content.Shared/ADT/Chaplain/SharedChaplain.cs
@@ -2,7 +2,7 @@
 using Content.Shared.DoAfter;
 using Robust.Shared.Serialization;
 
-namespace Content.Shared.Bible.Components;
+namespace Content.Shared.ADT.Chaplain.Components;
 
 public sealed partial class ChaplainMakeBelieverActionEvent : EntityTargetActionEvent
 {
diff --git a/Content.Shared/Magic/SharedMagicSystem.cs b/Content.Shared/Magic/SharedMagicSystem.cs
index 3301180e8af..a977cc553d7 100644
--- a/Content.Shared/Magic/SharedMagicSystem.cs
+++ b/Content.Shared/Magic/SharedMagicSystem.cs
@@ -1,4 +1,5 @@
 using System.Numerics;
+using Content.Shared.ADT.Chaplain.Components;
 using Content.Shared.Body.Components;
 using Content.Shared.Body.Systems;
 using Content.Shared.Charges.Components;
@@ -295,6 +296,14 @@ private void OnChangeComponentsSpell(ChangeComponentsSpellEvent ev)
         if (ev.Handled || !PassesSpellPrerequisites(ev.Action, ev.Performer))
             return;
 
+        // ADT-Tweak start
+        if (HasComp<MagicImmunityComponent>(ev.Target))
+        {
+            ev.Handled = true;
+            return;
+        }
+        // ADT-Tweak end
+
         ev.Handled = true;
 
         RemoveComponents(ev.Target, ev.ToRemove);
@@ -327,6 +336,14 @@ public virtual void OnVoidApplause(VoidApplauseSpellEvent ev)
         if (ev.Handled || !PassesSpellPrerequisites(ev.Action, ev.Performer))
             return;
 
+        // ADT-Tweak start
+        if (HasComp<MagicImmunityComponent>(ev.Target))
+        {
+            ev.Handled = true;
+            return;
+        }
+        // ADT-Tweak end
+
         ev.Handled = true;
 
         _transform.SwapPositions(ev.Performer, ev.Target);
@@ -384,6 +401,14 @@ private void OnSmiteSpell(SmiteSpellEvent ev)
         if (ev.Handled || !PassesSpellPrerequisites(ev.Action, ev.Performer))
             return;
 
+        // ADT-Tweak start
+        if (HasComp<MagicImmunityComponent>(ev.Target))
+        {
+            ev.Handled = true;
+            return;
+        }
+        // ADT-Tweak end
+
         ev.Handled = true;
 
         var direction = _transform.GetMapCoordinates(ev.Target, Transform(ev.Target)).Position - _transform.GetMapCoordinates(ev.Performer, Transform(ev.Performer)).Position;
diff --git a/Resources/Prototypes/ADT/Heretic/Entities/Objects/Weapons/Guns/Projectiles/projectiles.yml b/Resources/Prototypes/ADT/Heretic/Entities/Objects/Weapons/Guns/Projectiles/projectiles.yml
index 0bd118ac8d7..bfb63d4cb6e 100644
--- a/Resources/Prototypes/ADT/Heretic/Entities/Objects/Weapons/Guns/Projectiles/projectiles.yml
+++ b/Resources/Prototypes/ADT/Heretic/Entities/Objects/Weapons/Guns/Projectiles/projectiles.yml
@@ -5,6 +5,7 @@
   description: Uh oh.
   categories: [ HideSpawnMenu ]
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: ChainFireball
   - type: Sprite
     sprite: Objects/Weapons/Guns/Projectiles/magic.rsi
diff --git a/Resources/Prototypes/Entities/Objects/Consumable/Food/produce.yml b/Resources/Prototypes/Entities/Objects/Consumable/Food/produce.yml
index 4fb9be95ae1..a2d26f48b86 100644
--- a/Resources/Prototypes/Entities/Objects/Consumable/Food/produce.yml
+++ b/Resources/Prototypes/Entities/Objects/Consumable/Food/produce.yml
@@ -2248,6 +2248,7 @@
   - type: Tag
     tags:
     - Fruit
+  - type: HolyMelonImmunity # ADT-Tweak
 
 - type: entity
   name: holymelon slice
diff --git a/Resources/Prototypes/Entities/Objects/Weapons/Guns/Projectiles/magic.yml b/Resources/Prototypes/Entities/Objects/Weapons/Guns/Projectiles/magic.yml
index a32770e1f8c..68cf017001d 100644
--- a/Resources/Prototypes/Entities/Objects/Weapons/Guns/Projectiles/magic.yml
+++ b/Resources/Prototypes/Entities/Objects/Weapons/Guns/Projectiles/magic.yml
@@ -5,6 +5,7 @@
   parent: BulletRocket
   categories: [ HideSpawnMenu ]
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: PointLight
     color: "#E25822"
     radius: 2.0
@@ -37,6 +38,7 @@
   name: dragon's breath
   description: Try not to get toasted.
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: PointLight
     color: "#E25822"
     radius: 3.0
@@ -87,6 +89,7 @@
   parent: ClosetSteelBase
   categories: [ HideSpawnMenu ]
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: ResistLocker
     resistTime: 30
   - type: StoreOnCollide
@@ -166,6 +169,7 @@
   parent: BaseBullet
   categories: [ HideSpawnMenu ]
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: Sprite
     sprite: Objects/Weapons/Guns/Projectiles/magic.rsi
     layers:
@@ -240,6 +244,7 @@
   parent: BaseBullet
   categories: [ HideSpawnMenu ]
   components:
+  - type: MagicProjectile # ADT-Tweak
   - type: Sprite
     sprite: Objects/Weapons/Guns/Projectiles/magic.rsi
     layers:
@@ -261,6 +266,7 @@
   categories: [ HideSpawnMenu ]
   description: This looks familiar.
   components:
+  - type: MagicProjectile  # ADT-Tweak
   - type: Projectile
     damage:
       types:
@@ -290,6 +296,7 @@
   components:
   - type: Sprite
     sprite: Structures/Specific/Anomalies/ice_anom.rsi
+  - type: MagicProjectile # ADT-Tweak
   - type: Projectile
     damage:
       types:
diff --git a/Resources/Prototypes/Roles/Jobs/Civilian/chaplain.yml b/Resources/Prototypes/Roles/Jobs/Civilian/chaplain.yml
index d21d55718e6..b30bf0d2174 100644
--- a/Resources/Prototypes/Roles/Jobs/Civilian/chaplain.yml
+++ b/Resources/Prototypes/Roles/Jobs/Civilian/chaplain.yml
@@ -15,6 +15,7 @@
     - type: Chaplain  # ADT Chaplain
       statusIcon: ChaplainFaction
     - type: BibleUser #Lets them heal with bibles
+    - type: MagicImmunity  # ADT-Tweak
 
 
 - type: startingGear