Destroyed 500 objects

Perform 100 melee kills

Level up to Rank 5

Destroy 50 cars

Perform 50 Hat Shots

Perform a melee kill while you're in Overkill

Make your first kill as a rookie (in Cause and Effect mission)

Join forces with the sons of Elrond.

Perform 3 critical hits within 10 seconds.

Complete 'I'm Free - Free Falling'.

Grab your first SpooceShrub.

Find all trophy parts in chapter 4

Kill 200 feral zombies