Shoot down 5000 enemies.

[Doggie Bag] 1000 kills.

Win a DiRT Tour event without winning a race.

Zero-G Jump over 100 times

In Goal Attack, complete every goal for one race.

Kill every Scorpion in Rubi's Boneyard.

Finish the game in Easy Mode

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

Kill 50 enemies with the M4

Clears 500 missions in Co-op Mode.

Get 50 Defender Medals

Earn a Bronze Medal in every Challenge (Boneyard Challenges).

Destroy 200 walls