Have picked up all weapons

Finish 'Psycho Cellblock'

Blast off 100 limbs

Dual wield Revolvers

Hit three or more targets with a blast from the shotgun

Dual wield Shotguns

Pick up a new weapon

Reach the highest PRO Code merit rank.

Complete "Focus!"

Get a total score of at least 350 coins in Robots Rescue (playing alone or with a friend on the TV).

Rescue the lost VR Bot down by the cliff in Robots Rescue (playing as the VR Player).

A killer’s eye.

Well, that could have gone better. Also, a lot worse.