diff --git a/app/api/v1/endpoints/__pycache__/games.cpython-311.pyc b/app/api/v1/endpoints/__pycache__/games.cpython-311.pyc
index 488cfb6..2936832 100644
Binary files a/app/api/v1/endpoints/__pycache__/games.cpython-311.pyc and b/app/api/v1/endpoints/__pycache__/games.cpython-311.pyc differ
diff --git a/app/api/v1/endpoints/games.py b/app/api/v1/endpoints/games.py
index fdeaa56..0b52a51 100644
--- a/app/api/v1/endpoints/games.py
+++ b/app/api/v1/endpoints/games.py
@@ -27,10 +27,10 @@ def read_games(skip: int = 0, limit: int = 100, genre: Optional[str] = None, pla
     query = db.query(Game)
     
     if genre:
-        query = query.filter(Game.genres.cast(String).ilike(f'%"{genre}"%'))
+        query = query.filter(Game.genres.contains([genre]))
     
     if platform:
-        query = query.filter(Game.platforms.cast(String).ilike(f'%"{platform}"%'))
+        query = query.filter(Game.platforms.contains([platform]))
         
     games = query.offset(skip).limit(limit).all()
     data = [GameResponse.model_validate(g).model_dump() for g in games]
@@ -47,7 +47,7 @@ def create_game(game: GameCreate, db: Session = Depends(get_db)):
         raise HTTPException(status_code=400, detail="Um jogo com este título/slug já existe.")
         
     # Cria o modelo no DB
-    game_data = game.model_dump()
+    game_data = game.model_dump(mode='json')
     db_game = Game(**game_data, slug=slug)
     
     db.add(db_game)
@@ -74,7 +74,7 @@ def update_game(id: str, game: GameUpdate, db: Session = Depends(get_db)):
     if not db_game:
         raise HTTPException(status_code=404, detail="Jogo não encontrado.")
         
-    update_data = game.model_dump(exclude_unset=True)
+    update_data = game.model_dump(mode='json', exclude_unset=True)
     
     if "title" in update_data:
         new_slug = generate_slug(update_data["title"])
diff --git a/app/models/__pycache__/game.cpython-311.pyc b/app/models/__pycache__/game.cpython-311.pyc
index 9432483..7e0b405 100644
Binary files a/app/models/__pycache__/game.cpython-311.pyc and b/app/models/__pycache__/game.cpython-311.pyc differ
diff --git a/app/models/game.py b/app/models/game.py
index 2cabe14..90f3bb8 100644
--- a/app/models/game.py
+++ b/app/models/game.py
@@ -1,4 +1,5 @@
-from sqlalchemy import Column, String, Boolean, JSON
+from sqlalchemy import Column, String, Boolean
+from sqlalchemy.dialects.postgresql import JSONB
 from app.db.database import Base
 import uuid
 
@@ -12,9 +13,8 @@ class Game(Base):
     developer = Column(String)
     active = Column(Boolean, default=True)
     
-    # Usando JSON para simplificar arrays no MVP conforme os requisitos.
-    # Em um banco relacional robusto, genres e platforms seriam tabelas M:N.
-    genres = Column(JSON) 
-    platforms = Column(JSON)
-    images = Column(JSON)
-    system_requirements = Column(JSON)
+    # Usando JSONB para melhor performance e suporte a buscas nativas no PostgreSQL
+    genres = Column(JSONB) 
+    platforms = Column(JSONB)
+    images = Column(JSONB)
+    system_requirements = Column(JSONB)