Here is the full list of all 18 Ara Fell: Enhanced Edition achievements.
Win every battle on Expert difficulty.
Reach level 50 with at least one character.
Collect every enchantment recipe.
Unlock every teleport crystal.
Collect every relic.
Complete every side quest.
Fill all 16 enchantment slots.
Have 8 buffs active at once on an ally.
Deal over 5000 damage to a single target in one hit.
Upgrade every item to tier 4.
Upgrade and augment every skill.
Complete every bounty quest.
Have 8 debuffs active at once on an enemy.
Unlock a specialization class for every character.
Break the stone curse.
Defeat a vampire in battle.
Dive for fish or loot 30 times.
Harvest 100 gathering nodes.