Benjoni

Armed to the Teeth

Collect every type of powerup

Bros in Arms

Complete any mission in coop

Nuclear Threats

Complete the first mission

Reactor 7

Complete the second mission

Train Ride

Complete the third mission

Mountain Hideout

Complete the fourth mission

Pursuit

Complete the fifth mission

Showdown

Complete the sixth mission

Ain't Got Time to Bleed

Complete a mission without dying or losing any health

Let Off Some Steam

Take out 81 bad guys

Hell Breaking Loose

Fire over 666 bullets

Better by the Minute

Complete any mission in under 2 minutes

Bad to the bone

Complete every mission on hard difficulty

Rivals in arms

Complete at least one versus match

The Tower

Complete the seventh mission

Dopefish lives!