Psycho
Complete the game in Rorschach mode.
36 ✓ January 24th, 2010
Hero
Complete the game in Nite Owl mode.
36 ✓ January 27th, 2010
Thief
Find all abilities and pickups in Rorschach mode.
15 ✓ January 24th, 2010
Detective
Find all abilities and pickups in Nite Owl mode.
15 ✓ January 27th, 2010
Shield
Dodge or block 25 incoming attacks.
8 ✓ January 23rd, 2010
Strong Arm
Knock 100 people over, by throwing other people into them.
8 ✓ January 24th, 2010
Retaliator
Perform 200 counter attacks.
8 ✓ January 23rd, 2010
Exterminator
Perform 250 finishing moves.
8 ✓ January 23rd, 2010
Vigilante
Eliminate 20 bad guys in 101 seconds.
8 ✓ January 24th, 2010
Teamwork
Complete the game in co-op mode.
36 
Untouchable
Go unharmed for an entire level, without restarting from a checkpoint.
11 
Turbo
Complete the game in less than 80 minutes in one session, without restarting from a checkpoint.
11