| Unlock This | How to Unlock |
| Gorilla Costume for Agrippa |
Complete all gladiator challenges |
| Great Escape Minigame |
Get a gold rank on all normal events |
| Survival Mode |
Get a silver rank on all normal events |
| Labyrinth Arena |
Get a silver rank on all normal events |
| Ugly Duck Fling Minigame |
Get a bronze rank on all hard events |
| Art Gallery |
Get a bronze rank on all normal events |
| Crew Cut |
Given from start |
| Mr. Onion Head |
Buy at least 5 items |
| Pansa's Robe |
Buy at least 10 items |
| Splitting Head Ache |
Buy at least 20 items |
| Chameleon suit |
Buy all items from all vendors |
| Fortus Rex Amor |
Collect a total of 300,000 salvos |
| Talon Aegis |
Collect a total of 800,000 salvos |
