Escape with Lara using only her 3 unique perks in a public match.

In public matches, pallet stun the Killer 10 times while holding a rare, common, or uncommon item.

Escape with Trevor using only his 3 unique perks in a public match.

Killed 10 enemies in a single activation of Showdown.

Suffocated for 5 continuous minutes without dying.

Completed level 1 of all challenges with a single character.

Removed Excalibastard from the stone.

Experienced all 9 Game Modes and all 9 Modifiers of the Mutator.

Discovered all named locations.

Discovered all named locations in Serenity's Waste, Triton Flats and Stanton's Liver.

Talked to all of Claptrap's Holographic Projections.

Successfully recovered the Override Key.

Digitized into Claptrap's Brain.