Multiplayer shoot em up games for PlayStation 3 with 2-player online support

Ugly Americans: Apocalypsegeddon

Players: 4 local, 4 online

Shoot Many Robots

Players: 2 local, 4 online

1942: Joint Strike

Players: 2 local, 2 online

Alpha Mission II

Players: 2 local, 2 online

Metal Slug: Super Vehicle - 001

Players: 2 local, 2 online

Resogun

Players: 2 local, 2 online

The best multiplayer shoot em up games for PlayStation 3 with 2-player online support, including Ugly Americans: Apocalypsegeddon, Shoot Many Robots, 1942: Joint Strike. See if the games support online, couch, and split-screen play, whether the game has a cooperative campaign or separate multiplayer modes. Find out the number of players supported and check out ratings of multiplayer games.