Here is the full list of all 53 Dicey Dungeons achievements. It takes around 35-40 hours to unlock all of the achievements on Windows.
Use the same gadget three times in one turn.
Stack 30 or more total Poison on an enemy at once.
Inflict 5 or more Freeze in a single turn.
Use your limit break twice in one turn.
Become a furry dice.
Roll 10 ones in a row.
Use the Dragon's Tooth.
Defeat a boss with full health.
Defeat a boss with four or more battle axes equipped.
Defeat Lady Luck.
Complete any five bonus round episodes in hard mode.
Complete all six bonus round episodes in hard mode.
Complete any four bonus round episodes in hard mode.
Complete any three bonus round episodes in hard mode.
Complete any two bonus round episodes in hard mode.
Complete any bonus round episode in hard mode.
Complete all six parallel universe episodes.
Complete all 36 regular episodes.
Complete all six elimination round episodes.
Use a Finale card.
Complete the episode named "Losers, Weepers".
Do 12 or more damage in one turn by throwing dice.
Complete any five parallel universe episodes.
Complete any five elimination round episodes.
Complete the episode named "Countdown".
Complete an episode as Witch with four prepared slots.
Complete any four parallel universe episodes.
Complete any four elimination round episodes.
Inflict 5 or more Burn in a single turn.
Complete the episode named "The Inevitability of Rust".
Do more than 40 damage in a single attack.
Complete any three parallel universe episodes.
Hatch an egg.
Complete any three elimination round episodes.
Complete the episode named "You Choose, You Lose".
Complete any 12 episodes.
Complete any two parallel universe episodes.
Have max health of 64 or higher.
Complete any two elimination round episodes.
Lock all enemy dice.
Complete any 9 episodes.
Do more than 20 damage in one turn with Dagger.
Complete the episode named "Finders Keepers".
Inflict 5 or more Shock in a single turn.
Complete any 6 episodes.
Complete all six episodes for any one contestant.
Complete any parallel universe episode.
Complete any elimination round episode.
Stack 10 or more total Poison on an enemy at once.
Complete the episode named "Curse of Greed".
Defeat an enemy on your first turn.
Unlock episodes.