Ghost Squad
Ninja mini-game
Successfully complete Arcade mode to unlock the Ninja mini-game in Party mode.
Paradise mini-game
Successfully complete any Party mode mini-game to unlock the Paradise mini-game in Party mode.
Bonus weapons
Reach the indicated level in Single Player mode to unlock the corresponding weapon:
- XM-2119: 1
- M4E: 2
- P44M: 5
- CAC82: 7
- TM9V: 11
- SAW24: 15
- M45R: 19
- SPR11: 23
- PM6: 26
- M94R: 30
- AR4A: 32
- Guardian II: 34
- TR14: 38
- P4512: 40
- ABG1: 43
- TK1B: 46
- CPG7: 50
- G50: 54
- Guardian I: 60
- M209: 61
- SPR3: 69
- MP10: 77
- SR308: 85
- SG112: 93
- XMW21: 99
Alternate costumes
Reach the indicated level in Single Player mode to unlock the corresponding costume:
- Cowboy: 23
- Desert Camo: 7
- Future Warrior: 38
- Gold Uniform: 99
- Ninja: 50
- Panda Suit: 60
- Policeman: 10
- Sky Camo: 18
- Tough Guy: 15
- Urban Camo: 30
- Virtua Cop: 34
- World War II Uniform: 20