Team up with your friends and fight your way through massive hordes of mechanical invaders in this classic twin-stick arcade shooter.
The initial worlds (13 total levels) are free. An in-game purchase unlocks the remainder of the game.
Requires a game pad.
Designed for a screen with a resolution of 1280x720 or better.
• Co-operative play with up to 4 players
• 86 challenging levels in 7 worlds
• 10 upgrade pickups
• Try the initial levels for free before purchasing