Try DOOM

[tyfkda]

Or Quake III.

[tyfkda]

JP: 標準ライブラリ無しのWebAssemblyでDOOMを動かす実験 #clang - Qiita

[pmp-p]

Doom wasi on a vt ( iTerm2 display protocol, here on a Linux WezTerm).
No input / sound / sixel for now

as wcc could not compile "CheckBossEnd" function properly : wasm output was invalid, this screenshot is from a wasisdk 27 build.