- You Tag ‘em – I Bag ‘em – Eliminate 10 enemies that your partner has knocked down or thrown in your direction
- Focus Fire – Take down 10 enemies in a row finishing off each of them before doing damage to anybody else.
- Unending Combo – String a single uninterrupted combo that’s at least 10 hits long.
- Gentleman – Complete Chapter III without hitting the ladies before they hit you.
- Ping Pong – Hit at least 4 different enemies while building up a combo.
- Primal Scream – Sustain a single rage mode for 60 seconds.
- Electric Explosion – Hit 14 enemies with a single electrify armor blast.
- Street Justice – Complete the game in Rorschach mode.
- Morally Superior – Complete the game in Nite Owl mode.
- Martial Artist – Perform all 8 Nite Owl combos within 60 seconds.
- Feral Fighter – Perform all 8 Rorschach combos within 60 seconds.
- Friends Forever? – Complete the game in Co-op mode.