Defeat the Dark Eco Plant

Collect 100 Precursor Orbs

Open the Precursor Door

Completed 15 missions in co-op

Won a duel against another player

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

Discovered Eridian Promontory

Killed an enemy with the Siren's action skill

Killed 15 enemies with the Soldier's action skill

Killed Flynt

Killed the Rakk Hive

Reached Level 51

Earned level 40