Psycho
Complete the game in Rorschach mode.
36 ✓ March 7th, 2009
Hero
Complete the game in Nite Owl mode.
36 ✓ March 7th, 2009
Untouchable
Go unharmed for an entire level, without restarting from a checkpoint.
11 ✓ March 5th, 2009
Shield
Dodge or block 25 incoming attacks.
8 ✓ March 5th, 2009
Strong Arm
Knock 100 people over, by throwing other people into them.
8 ✓ March 7th, 2009
Retaliator
Perform 200 counter attacks.
8 ✓ March 5th, 2009
Exterminator
Perform 250 finishing moves.
8 ✓ March 5th, 2009
Vigilante
Eliminate 20 bad guys in 101 seconds.
8 ✓ March 7th, 2009
Teamwork
Complete the game in co-op mode.
36 
Thief
Find all abilities and pickups in Rorschach mode.
15 
Detective
Find all abilities and pickups in Nite Owl mode.
15 
Turbo
Complete the game in less than 80 minutes in one session, without restarting from a checkpoint.
11