Here is the full list of all 23 Devious Dungeon achievements. It takes around 5-6 hours to unlock all of the achievements on Windows.
Resurrect more than 25 times.
Defeat the Dragon Boss.
Complete the game!
Collect 100 keys.
Defeat the Stone Golem Boss.
Defeat the Butcher Boss.
Play over 100 levels!
Destroy 500 crates.
Defeat the Ancient Beholder Boss.
Kill more than 500 enemies.
Defeat the Orc Chief Boss.
Spend more than 1500 coins.
Destroy an arrow in mid-air.
Receive a blessing from the Priest.
Bought some armor.
Bought a ring.
Bought an amulet.
Bought a new weapon.
Bought a potion.
Leveled up for the first time!
Read your first tome.
Completed the training level.
Checked the map screen.