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