Defeat Third Boss in Hard Version
Not unlocked yetReturn the third boss in the hard version to its maker
Defeat Fourth Boss in Hard Version
Not unlocked yetPut the fourth boss six feet under in the hard version
Defeat Fifth Boss in Hard Version
Not unlocked yetTurn the fifth boss into shards in the hard version
Defeat Sixth Boss in Hard Version
Not unlocked yetDeal with the sixth boss in the hard version
Complete Hard Version
Not unlocked yetComplete the hard version of the game
Arcade Style Hard Version First Boss
Not unlocked yetEliminate the first boss in the hard version without assistance
Arcade Style Hard Version Second Boss
Not unlocked yetEliminate the second boss in the hard version without assistance
Arcade Style Hard Version Third Boss
Not unlocked yetEliminate the third boss in the hard version without assistance
Arcade Style Hard Version Fourth Boss
Not unlocked yetEliminate the fourth boss in the hard version without assistance
Arcade Style Hard Version Fifth Boss
Not unlocked yetEliminate the fifth boss in the hard version without assistance
Arcade Style Hard Version Sixth Boss
Not unlocked yetEliminate the sixth boss in the hard version without assistance
Arcade Style Hard Version Game Completion
Not unlocked yetComplete the game without assistance
Defeat First Boss in Co-Op
Not unlocked yetTurn the first boss into dust in co-op
Defeat Second Boss in Co-Op
Not unlocked yetBlow the second boss to smithereens in co-op
Defeat Third Boss in Co-Op
Not unlocked yetBlast the third boss to kingdom come in co-op
Defeat Fourth Boss in Co-Op
Not unlocked yetUnleash fatal fury onto the fourth boss in co-op
Defeat Fifth Boss in Co-Op
Not unlocked yetBring death upon the fifth boss in co-op
Defeat Sixth Boss in Co-Op
Not unlocked yetEmerge victorious from the sixth boss battle in co-op
Complete Co-Op Version
Not unlocked yetComplete the game in co-op
Arcade Style First Boss Co-Op
Not unlocked yetTurn the first boss into dust in co-op without assistance
Arcade Style Second Boss Co-Op
Not unlocked yetBlow the second boss to smithereens in co-op without assistance
Arcade Style Third Boss Co-Op
Not unlocked yetBlast the third boss to kingdom come in co-op without assistance
Arcade Style Fourth Boss Co-Op
Not unlocked yetUnleash fatal fury onto the fourth boss in co-op without assistance
Arcade Style Fifth Boss Co-Op
Not unlocked yetBring death upon the fifth boss in co-op without assistance