| Unlockable: | How to Unlock: |
| 10x Multiplier (25 points): | Get the multiplier to x10 in Single Player. |
| 10x Multiplier Twins (20 points): | Both players get their multiplier to x10 in Multiplayer. |
| 2x Multiplier (5 points): | Get the multiplier to x2 in Single Player. |
| All Beastie Combos (30 points): | Get all the Beastie Combos by shooting a certain amount of each of the special beasties. |
| Beastie Combo (5 points): | Get a Beastie Combo by shooting a certain amount of only 1 type of beastie. |
| Black Belt Grandmaster (35 points): | Complete all 16 levels on Black Belt in Single Player. |
| Empire Level 1 (5 points): | Complete Level 1 on any difficulty. |
| Empire World 1 (10 points): | Complete World 1 on any difficulty. |
| Empire World 2 (10 points): | Complete World 2 on any difficulty. |
| Empire World 3 (15 points): | Complete World 3 on any difficulty. |
| Empire World 4 (20 points): | Complete World 4 on any difficulty. |
| Millionaire Twins (20 points): | Both players get a million points each in Multiplayer. |
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