Flats is a multiplayer / singleplayer FPS.
Multiplayer: Including Deathmatch,Team Deathmatch,Territories,Capture the Flag,Blow up the Base(Bomb).
Singleplayer: Shoot enemies and survive every phase. Enemies become stronger gradually.
Smart menu: You can play singleplayer mode while waiting other players in multiplayer mode.
Anytime you can ...