As Caddoc, defeat the Infected at the end of Chapter 1

Reach wanted level (6) Felon as a Racer

First Jammer use that affects a Cop

Use the chainsaw to kill 20 enemies in DOOM 3

Get a hit with an EMP

Reach wanted level (2) Suspect as a Racer

Keep a Sentry Bot alive to its destination in DOOM 3, RoE, or Lost Mission (except Mars City)

Kill the scientist trapped next to the Reactor Control Room in DOOM 3

Defeat the Goliath in the single player Campaign.

Complete any DOOM II level in single player

Fill the Nitrous bar then use it all in one go without hitting anything

Bust a Racer