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.
Complete "Fatebreaker".
Reach level 30.
Have at least 1,000,000 gold.
Complete "Soul Purpose".
Complete "The Son of a Witch".
Trade with another player.
Complete "Mortal Coil".
Reach level 20.
Complete "Ballad of Bones".
Find an enchanted legendary item in the wild.
Have at least 100,000 gold.
Complete "Goblins Tired of Forced Oppression" and "The Slayer of Vorcanar".
Complete "Emotion of the Ocean".
Complete "Thy Bard, with a Vengeance".
Reach level 10.
Get a Death Save off a badass or a boss.
Stun an enemy chasing you in the Overworld.
Complete "A Hard Day's Knight".
Complete "Hero of Brighthoof".
Revive a partner.
Pick up and redeem a cosmetic item.
Complete "Bunkers & Badasses".
Pick up a lore scroll.
Reach level 40.
Complete "Walk the Stalk".
Complete "The Trial of Crooked-Eye Phil".
Complete "The Ditcher".
Complete 20 side quests.
Complete all side quests.
Purchase the final tier of any inventory upgrade.
Purchase every inventory upgrade.
Have at least 3,000 total Loot Luck.
Enchant or re-enchant an item.
Complete every Dungeon Door in the Overworld.
Clear out 10 encampments in the Overworld.
Complete a Chaos Chamber run.
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.