public Collection <Gamemode> getGamemodesWhereDeckIsIn(int deckId) { Collection <GamemodeModel> gamemodes = new Collection <GamemodeModel>(); foreach (GamemodeIncludesDeck a in _context.GamemodeIncludesDeck.Where(item => item.DeckId == deckId)) { gamemodes.Add(_context.Gamemode.Where(item => item.Id == a.GamemodeId).FirstOrDefault()); } return(_gamebridge.mapToGamemodeEntityCollectionFrom(gamemodes)); }