' Castle Game Engine ', which is a game engine for making 2D/3D games, is software that can be downloaded for free. We can develop games for Nintendo Switch as well as for Windows, Linux, macOS ...

These 2D games not only have charming art styles, but they also feel great when tackled together with a friend in co-op mode.

Terraria, developed by Re-Logic and published by 505 Games, is considered the best multiplayer 2D game for retro nostalgia gamers that offers classic pixel art with modern gameplay elements.