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