Full list of all 47 Tiny Tina's Wonderlands achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 39 achievements, and there are 4 DLC packs containing 8 achievements.
Reach level 40.
Complete "Walk the Stalk".
Have at least 3,000 total Loot Luck.
Complete a Chaos Chamber run.
Have at least 1,000,000 gold.
Enchant or re-enchant an item.
Complete "Fatebreaker".
Complete "Soul Purpose".
Reach level 30.
Complete 20 side quests.
Complete "The Ditcher".
Find an enchanted legendary item in the wild.
Complete "The Son of a Witch".
Complete "Mortal Coil".
Reach level 20.
Complete "Ballad of Bones".
Revive a partner.
Have at least 100,000 gold.
Stun an enemy chasing you in the Overworld.
Complete "Emotion of the Ocean".
Complete "Thy Bard, with a Vengeance".
Reach level 10.
Complete "A Hard Day's Knight".
Complete "Hero of Brighthoof".
Get a Death Save off a badass or a boss.
Pick up and redeem a cosmetic item.
Complete "Bunkers & Badasses".
Pick up a lore scroll.
Complete "Goblins Tired of Forced Oppression" and "The Slayer of Vorcanar".
Complete "The Trial of Crooked-Eye Phil".
Complete all side quests.
Purchase the final tier of any inventory upgrade.
Purchase every inventory upgrade.
Trade with another player.
Complete every Dungeon Door in the Overworld.
Clear out 10 encampments in the Overworld.
Reach Chaos level 10.
Reach Chaos level 20.
Unlock all other achievements.
Complete "Best Chums".
Defeat "Chums" the Old God at their highest difficulty level.
Complete "Pesto Chango".
Defeat Imelda the Sand Witch at their highest difficulty level.
Complete "Puns and Crimeishment".
Defeat Fyodor the Soul Warden at their highest difficulty level.
Complete "Outer Daemons".
Defeat Redmourne the Trivern at their highest difficulty level.