0 Day Attack on Earth Cheats - Xbox 360
Hints
Achievements
Complete each achievement to receive the allotted gamerscore:
Wings of Friendship (5) - Play a CO-OP Mode game.
Crucible (5) - Clear the game on Normal in single player mode.
Enlistment (5) - Enter the Main Menu.
Onslaught (5) - Clear the game on Hard in single player mode.
Mosquito Killer (10) - Kill 10 Mosquito enemies.
Sandwich Man (10) - Kill 10 Sandwich enemies.
Snake Killer (10) - Kill 10 Snake enemies.
Valiant Warrior (20) - Kill 100 targets in CO-OP Mode.