Full list of all 63 Borderlands: The Pre-Sequel achievements. It takes around 80-100 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 2 DLC packs containing 13 achievements.
Completed all of the side missions.
Discovered all named locations aboard the Helios Space Station.
Delivered Zarpedon's message.
Defeated the Invincible Empyrean Sentinel.
Had a Lost Legion Eternal kill 3 of his friends.
Suffocated for 5 continuous minutes without dying.
Used the Grinder to create a Legendary item.
Reached level 50.
Had an enemy frozen, corroded, ignited, and electrocuted at the same time.
Discovered all named locations in Outlands Canyon, Outlands Spur and Vorago Solitude.
Discovered all named locations in Serenity's Waste, Triton Flats and Stanton's Liver.
Shattered 3 frozen enemies with a single slam attack.
Killed 100 enemies with Wolf.
Had purple-rated gear or better equipped in every slot.
Pulled Excalibastard from the stone.
Pancaked an enemy in the Stingray.
Completed the mission ''Return of Captain Chef''.
Saved the Guardians from the Scav Poachers.
Killed 100 enemies with the Aspis.
Completed 30 side missions.
Defeated the Empyrean Sentinel.
Reached level 25.
Defeated the Opha Superior.
Completed the mission ''Eye To Eye''.
Completed the mission ''Watch Your Step''.
Launched four rockets From Elpis.
Completed the mission ''Science And Violence''.
Won a duel.
Completed the mission ''Home Sweet Home''.
Revived 10 players with Oxygen.
Completed the mission ''To Arms''.
Opened Zarpedon's Chest.
Tried all the Moxxtails in the Up Over Bar in Concordia.
Completed the mission ''Let's Build A Robot Army''.
Completed the mission ''Intelligences Of The Artificial Persuasion''.
Reached level 10.
Used the Grinder to create an item.
Completed the mission ''A New Direction''.
While airborne, spun 360 degrees then got a kill with a Sniper Rifle without using the scope.
Completed the mission ''Systems Jammed''.
Completed the mission ''Marooned''.
Reached level 5.
Completed the mission ''Lost Legion Invasion''.
Unlocked 10 Customization Items.
Completed the Sub-Level 13 missions with 3 other players.
Experienced all Vault Hunter Modes using VaultHunter.EXE.
Killed 10 enemies in a single activation of Showdown.
Completed level 1 of all challenges with a single character.
Looted 10 Moonstone Chests.
Discovered all named locations.
Completed the Badass Round without going into Fight For Your Life.
Completed the Badass Round of The Holodome.
Completed all 5 rounds of The Holodome.
Experienced all 9 Game Modes and all 9 Modifiers of the Mutator.
Completed a round using the Mutator.
Outran the Wheel in the Temple of Boom.
Killed 10 SpyBugs before they took your photo.
Talked to all of Claptrap's Holographic Projections.
Defeated 5H4D0W-TP.
Gave the H-Source to Jack.
Successfully recovered the Override Key.
Destroyed the Tassiter Proxy.
Digitized into Claptrap's Brain.