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