Maintain maximum speed for 5 seconds in career mode

Break 100 bones in career mode

Knock down a security guard chasing another skater in career mode

Move your first object in career mode

Earn 8 stars in Special Ops.

Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.

Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.

Killed Flynt

Defeat 30 enemies with Mk-NDI grenades

Defeat 50 enemies with stealth attacks

Defeat 20 enemies with a single punch, after softening them up with gunfire

Defeat three enemies with one explosion

Defeat 75 enemies in a row without dying