Earned $1,000,000

Rescued a groupmate from death in a co-op game

Earned level 20

Equipped a class mod for your character

Killed 25 enemies with incendiary weapons

Killed 25 enemies with explosive weapons

Changed leader during a combo.

Sold 50 guns to a shop

Discovered Sledge's Safe House

Won a battle without suffering any costume damage.

Completed a 50-hit combo.

Killed 25 enemies by ramming them with any vehicle

Killed an enemy with the Siren's action skill