Co-op. You can team up with a specific player to take on a battlefield together. Select Co-op from the Online Lobby in the Battle Flag menu to set out for a battlefield with another player. A host player in search of a co-op partner can either invite a friend or set a password that the guest must enter.

Pico Park is a cooperative local/online multiplayer action puzzle game for 2 to 8 players (2 to 10 players in the classic version). The goal of the game is to get a key and unlock the locked door at the end of the map.