Defeat 20 enemies by shooting from the hip (without aiming with L1)

Find all 100 treasures

Defeat 30 enemies with the RPG - 7

Killed 5 Rakk in under 10 seconds

All Rings Obtained

Killed 15 enemies with the Soldier's action skill

Killed 25 enemies with incendiary weapons

Find 90 treasures

Defeat 70 enemies with the SAS - 12

Discovered Skag Gully

Dodge or block 25 incoming attacks.

Defeat ten enemies with grenades by aiming while hanging