diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/controller/DraftController.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/controller/DraftController.java
index de256ce..504151b 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/controller/DraftController.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/controller/DraftController.java
@@ -7,11 +7,13 @@
 import likelion.mlb.backendProject.domain.draft.dto.DraftResponse;
 import likelion.mlb.backendProject.domain.draft.service.DraftService;
 
+import likelion.mlb.backendProject.global.security.dto.CustomUserDetails;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
 import org.springframework.messaging.handler.annotation.MessageMapping;
 import org.springframework.messaging.handler.annotation.Payload;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.*;
 
@@ -63,8 +65,10 @@ public List<DraftResponse> getPlayersByParticipantId(@PathVariable("participantI
      */
     @GetMapping("/{draftId}/participants")
     @ResponseBody
-    public List<DraftParticipant> getParticipantsByDraftId(@PathVariable("draftId") UUID draftId) {
-        return draftService.getParticipantsByDraftId(draftId);
+    public List<DraftParticipant> getParticipantsByDraftId(@PathVariable("draftId") UUID draftId
+    , @AuthenticationPrincipal CustomUserDetails userDetails) {
+        String userEmail = userDetails.getUser().getEmail();
+        return draftService.getParticipantsByDraftId(draftId, userEmail);
     }
 
     /*
diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/dto/DraftParticipant.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/dto/DraftParticipant.java
index ab83712..4c63ae0 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/dto/DraftParticipant.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/dto/DraftParticipant.java
@@ -28,4 +28,6 @@ public class DraftParticipant {
 
     private String userName; // 참여자명
 
+    private boolean userFlag = false; // 사용자 본인 여부
+
 }
diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/service/DraftService.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/service/DraftService.java
index 20ed909..c67beaa 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/service/DraftService.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/draft/service/DraftService.java
@@ -106,11 +106,11 @@ public List<DraftResponse> getPlayersByParticipantId(UUID participantId) {
         return ParticipantPlayer.toDtoList(playerList);
     }
 
-    public List<DraftParticipant> getParticipantsByDraftId(UUID draftId) {
+    public List<DraftParticipant> getParticipantsByDraftId(UUID draftId, String userEmail) {
         Draft draft = draftRepository.findById(draftId)
                 .orElseThrow(() -> new IllegalStateException("Draft not found by draftId " + draftId));
 
-        return Participant.toDtoList(participantRepository.findByDraft(draft));
+        return Participant.toDtoList(participantRepository.findByDraft(draft), userEmail);
     }
 
     public List<DraftResponse> getAllPlayersByDraftId(UUID draftId) {
diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/match/entity/Participant.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/match/entity/Participant.java
index 7a55e02..e88aae4 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/match/entity/Participant.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/match/entity/Participant.java
@@ -21,51 +21,52 @@
 @AllArgsConstructor
 public class Participant {
 
-  @Id
-  @Column(name = "id", nullable = false)
-  private UUID id;
+    @Id
+    @Column(name = "id", nullable = false)
+    private UUID id;
 
-  @Column(name = "user_number", nullable = false)
-  private short userNumber;
+    @Column(name = "user_number", nullable = false)
+    private short userNumber;
 
-  @Column(name = "is_dummy", nullable = false)
-  private boolean dummy;
+    @Column(name = "is_dummy", nullable = false)
+    private boolean dummy;
 
-  @Column(name = "score", nullable = false)
-  private Integer score = 0;
+    @Column(name = "score", nullable = false)
+    private Integer score = 0;
 
-  @Column(name = "rank")
-  private Integer rank;
+    @Column(name = "rank")
+    private Integer rank;
 
-  @ManyToOne(fetch = FetchType.LAZY)
-  @JoinColumn(name = "user_id")
-  private User user;
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "user_id")
+    private User user;
 
-  @ManyToOne(fetch = FetchType.LAZY, optional = false)
-  @JoinColumn(name = "draft_id", nullable = false)
-  private Draft draft;
+    @ManyToOne(fetch = FetchType.LAZY, optional = false)
+    @JoinColumn(name = "draft_id", nullable = false)
+    private Draft draft;
 
-  public void updateRank(int leaguePoint, int rank) {
+    public void updateRank(int leaguePoint, int rank) {
     this.score = leaguePoint;
     this.rank = rank;
+    }
 
-  }
+    /**
+     * Participant 엔티티 리스트 → DraftParticipant 리스트 변환
+     */
+    public static List<DraftParticipant> toDtoList(List<Participant> participants, String userEmail) {
 
-  /**
-   * Participant 엔티티 리스트 → DraftParticipant 리스트 변환
-   */
-  public static List<DraftParticipant> toDtoList(List<Participant> participants) {
+        return participants.stream().map(p -> DraftParticipant.builder()
 
-    return participants.stream().map(p -> DraftParticipant.builder()
+            .participantId(p.getId())
+            .participantUserNumber(p.getUserNumber())
+            .participantDummy(p.isDummy())
 
-        .participantId(p.getId())
-        .participantUserNumber(p.getUserNumber())
-        .participantDummy(p.isDummy())
+            .userEmail(p.getUser() != null ? p.getUser().getEmail() : null)
+            .userName(p.getUser() != null ? p.getUser().getName() : null)
 
-        .userEmail(p.getUser() != null ? p.getUser().getEmail() : null)
-        .userName(p.getUser() != null ? p.getUser().getName() : null)
+            .userFlag(p.getUser() != null && p.getUser().getEmail().equals(userEmail) ? true : false)
+            .build()
+            ).collect(Collectors.toList());
+    }
 
-        .build()
-    ).collect(Collectors.toList());
-  }
 }
diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/dto/ElementTypeDto.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/dto/ElementTypeDto.java
index 32ef016..e0e8abe 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/dto/ElementTypeDto.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/dto/ElementTypeDto.java
@@ -20,4 +20,10 @@ public class ElementTypeDto {
     // 선수 포지션 한글명
     private String krName = "";
 
+    // 베스트 일레븐에서 해당 포지션을 뽑아야 하는 최소 수
+    private Integer squadMinPlay;
+
+    // 베스트 일레븐에서 해당 포지션을 뽑아야 하는 최대 수
+    private Integer squadMaxPlay;
+
 }
diff --git a/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/entity/ElementType.java b/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/entity/ElementType.java
index c9755fa..c4fd63b 100644
--- a/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/entity/ElementType.java
+++ b/backendProject/src/main/java/likelion/mlb/backendProject/domain/player/entity/ElementType.java
@@ -71,6 +71,8 @@ public static List<ElementTypeDto> toDtoList(List<ElementType> elementTypes) {
                 .fplId(e.getFplId()) // fpl의 각 포지션별 id
                 .pluralName(e.getPluralName()) //ex) Goalkeepers, Defenders, fpl에서 받아오는 영어 이름
                 .krName(e.getKrName()) // 선수 포지션 한글명
+                .squadMinPlay(e.getSquadMinPlay()) // 베스트 일레븐에서 해당 포지션을 뽑아야 하는 최소 수
+                .squadMaxPlay(e.getSquadMaxPlay()) // 베스트 일레븐에서 해당 포지션을 뽑아야 하는 최대 수
                 .build()
         ).collect(Collectors.toList());
     }