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