Rescued a groupmate from death in a co-op game

Killed 15 enemies with the Hunter's action skill

Killed 5 Rakk in under 10 seconds

Killed 25 enemies with incendiary weapons

Played in a co-op game with either an employee of Gearbox or someone who had this trophy

Discovered Skag Gully

Defeat 30 enemies with the Moss - 12

Finish the game in Easy Mode

Defeat 100 enemies with headshots

Find 20 treasures

Defeat 20 enemies with gunfire by aiming while hanging

Defeat 20 enemies with the Pistole