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