Collected 3 panties, 5 fish in a bag, and 15 pizzas

Use the compass

Killed the Interplanetary Ninja Assassin Claptrap

Killed Dr. Ned-trap

Reached Level 61

You have defeated all bosses and are a powerful force to be reckoned with

Completed all missions in Secret Armory

Reached Level 51

Earned level 50

Destroyed a Lancer while in a Racer

Rescued Athena

Rescued enough Claptraps to earn 42 inventory slots

Killed the Vault Boss