Full list of all 31 Last Evil achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 28 achievements, and there is 1 DLC pack containing 3 achievements.
Use 12 spells in one turn.
Kill Heresy inquisitor.
Defeat all enemies in the first turn.
Uses Mana 6 in One Turn.
Kill Human slayer.
20 stacks of bleeding on a target.
Kill a champion or boss without taking any damage from the enemy.
Kill Gient slime.
Have 40 Block during combat.
Kill Bandit chief.
Activate 25 gallery elements.
Reach to Dungeon.
Kill Incubus.
Have 10 or more Lust.
Activate 20 gallery elements.
Kill Mountain.
Successfully temptation the enemy.
Activate 15 gallery elements.
Have 40 or more essences.
Reach to Deep place.
Kill Slave trader.
Successfully escaped from being bound.
Kill Patrols.
Activate 10 gallery elements.
Achieve level 3 of Intimcy with the Merchant.
Achieve level 2 of Intimacy with the Merchant.
Activate 5 gallery elements.
Collect Essence from enemies.
Kill Corps Commander.
Kill Archdemon.
Kill Doppelganger.