Complete DNA Sequence 2.

Complete an entire Session with at least one kill (Multiplayer Only).

Earned level 40

Discovered Eridian Promontory

Killed Flynt

Killed 25 enemies with corrosive weapons

Killed the Rakk Hive

Reached proficiency level 10 with any weapon type

Discovered Krom's Canyon

Killed 25 enemies with incendiary weapons

Completed 5 missions in the Rust Commons

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