| Achievement | How to unlock
|
|---|
| Detective ( 15 points ) | Find all abilities and pickups in Nite Owl mode.
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| Exterminator ( 8 points ) | Perform 250 finishing moves.
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| Hero ( 36 points ) | Complete the game in Nite Owl mode.
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| Psycho ( 36 points ) | Complete the game in Rorschach mode.
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| Retaliator ( 8 points ) | Perform 200 counter attacks.
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| Shield ( 8 points ) | Dodge or block 25 incoming attacks.
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| Strong Arm ( 8 points ) | Knock 100 people over, by throwing other people into them.
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| Teamwork ( 36 points ) | Complete the game in co-op mode.
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| Thief ( 15 points ) | Find all abilities and pickups in Rorschach mode.
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| Turbo ( 11 points ) | Complete the game in less than 80 minutes in one session, without restarting from a checkpoint.
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| Untouchable ( 11 points ) | Go unharmed for an entire level, without restarting from a checkpoint.
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| Vigilante ( 8 points ) | Eliminate 20 bad guys in 101 seconds.
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