Use a Weapon Upgrade Station

In The Final Reich, build a Tesla Gun.

Get 10 kills in Multiplayer while playing online.

Play a game of Downtown, King of the Court, or Dunk Off in MyCAREER.

Hit three targets with one shot from the Revolver

Finish 'Mines of Death'

Have picked up all weapons

Get 100 headshots

Blast off 100 limbs

Complete Mission: Skybound

Unlock one ability with Elder

Complete all tutorials

Dual wield Revolvers