Killed the Rakk Hive

Earned level 30

Killed 25 enemies with corrosive weapons

Killed 25 enemies with shock weapons

Discovered The Scrapyard

Reached proficiency level 10 with any weapon type

Earned level 20

Won a duel against another player

Emerged victorious from an arena match

Defeated the Rakk Hive, the Vault Boss, Sledge, Krom, or Flynt in a co-op game

Rescued a groupmate from death in a co-op game

Equipped a class mod for your character

Applied an elemental artifact