Opened Zarpedon's Chest.
Completed the mission "Intelligences Of The Artificial Persuasion".
Used the Grinder to create an item.
Pancaked an enemy in the Stingray.
Completed the mission "A New Direction".
While airborne, spun 360 degrees then got a kill with a Sniper Rifle without using the scope.
Reached level 10.
Suffocated for 5 continuous minutes without dying.
Unlocked 10 Customization Items.
Killed 100 enemies with Wolf.
Completed the mission "Systems Jammed".
Completed the mission "Marooned".
Reached level 5.
Completed the mission "Lost Legion Invasion".
Completed the mission "Eye To Eye".
Defeated the Opha Superior.
Defeated the Empyrean Sentinel.
Completed the mission "Return of Captain Chef".
Delivered Zarpedon's message.
Removed Excalibastard from the stone.
Completed the "Sub-Level 13" missions with 3 other players.
Saved the Guardians from the Scav Poachers.
Completed the mission "To Arms".
Completed 30 side missions.
Completed all of the side missions.
Defeated the Invincible Empyrean Sentinel.
Revived 10 players with oxygen.
Launched 4 rockets from Elpis.
Killed 100 enemies with the Aspis.
Experienced all Vault Hunter Modes using Vault Hunter.EXE.
Killed 10 enemies in a single activation of Showdown.
Had Purple-rated gear or better equipped in every slot.
Completed level 1 of all challenges with a single character.
Reached level 25.
Reached level 50.
Tried all the Moxxtails in the Up Over bar in Concordia.
Looted 10 Moonstone Chests.
Discovered all named locations in Serenity's Waste, Triton Flats and Stanton's Liver.
Discovered all named locations aboard the Helios Space Station.
Discovered all named locations in Outlands Canyon, Outlands Spur and Vorago Solitude.
Discovered all named locations.
Won a duel.
Had a Lost Legion Eternal kill 3 of his friends.
Used the Grinder to create a Legendary item.
Shattered 3 frozen enemies with a single slam attack.
Had an enemy frozen, corroded, ignited, and electrocuted at the same time.
Completed all 5 rounds of The Holodome.
Completed the Badass Round of The Holodome.
Completed the Badass Round without going into Fight For Your Life.
Digitized into Claptrap's Brain.
Destroyed the Tassiter Proxy.
Successfully recovered the Override Key.
Gave the H-Source to Jack.
Defeated 5H4D0W-TP.
Outran the Wheel in the Temple of Boom.
Completed the mission "Let's Build A Robot Army".
Talked to all of Claptrap's Holographic Projections.
Experienced all 9 Game Modes and all 9 Modifiers of the Mutator.
Completed a round using the Mutator.
Killed 10 SpyBugs before they took your photo.
Completed the mission "Home Sweet Home".
Completed the mission "Science And Violence".
Completed the mission "Watch Your Step".
