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