Game Mode: Mad Shoot Mode: Defeat enemies, choose upgrade, become stronger, complete all levels. Mad Shoot 2P VS Mode: Two player one screen, play with friends, shoot each other, don't get knocked out of screen, hold on until the end to win. Portal Challenge Mode: Collect gold coins more than your opponent. Portal Challenge 2P VS Mode. Robot Assembly Mode. Robots: Black TRex #1: Basic type Black TRex #2: Move speed fast. More chance get SMG. Red TRex: More HP, More Bomb, More chance get Shotgun