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.
Defeat all enemies in the first turn.
Use 12 spells in one turn.
Kill Human slayer.
Kill Gient slime.
Uses Mana 6 in One Turn.
Kill Incubus.
Reach to Dungeon.
Kill Heresy inquisitor.
Kill Mountain.
Kill a champion or boss without taking any damage from the enemy.
Activate 25 gallery elements.
20 stacks of bleeding on a target.
Have 40 Block during combat.
Kill Slave trader.
Successfully escaped from being bound.
Activate 20 gallery elements.
Kill Patrols.
Achieve level 3 of Intimcy with the Merchant.
Activate 15 gallery elements.
Have 40 or more essences.
Reach to Deep place.
Activate 10 gallery elements.
Kill Bandit chief.
Successfully temptation the enemy.
Have 10 or more Lust.
Achieve level 2 of Intimacy with the Merchant.
Activate 5 gallery elements.
Collect Essence from enemies.
Kill Archdemon.
Kill Corps Commander.
Kill Doppelganger.