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