Here is the full list of all 18 Ara Fell: Enhanced Edition achievements.
Win every battle on Expert difficulty.
Collect every enchantment recipe.
Unlock every teleport crystal.
Complete every bounty quest.
Collect every relic.
Upgrade every item to tier 4.
Complete every side quest.
Reach level 50 with at least one character.
Deal over 5000 damage to a single target in one hit.
Upgrade and augment every skill.
Fill all 16 enchantment slots.
Have 8 debuffs active at once on an enemy.
Have 8 buffs active at once on an ally.
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.