Here is the full list of all 50 Disciples: Liberation achievements.
Face the being at the Altar of Ascension.
Reach Level 80.
Complete Corisandre's story.
Complete the Warrior skill tree.
Finish the main story of the Nexus.
Defeat Mortis.
Perform your first ultimate skill.
Complete Sharlea's Questline.
Finish the main story of Queen's Nest.
Equip Avyanna with only legendary items.
Complete Ejamar's story.
Complete Illmeren's story.
Acquire your first Tier IV spell.
Complete the Magic skill tree.
Finish the main story of Barat Nor.
Complete Melendrach's story.
Complete Ormeriel's story.
Complete Bagthal's story.
Complete Sebastien's story.
Complete Orion's story.
Finish the main story of the Return to the Castle Hale.
Become Friendly with every faction.
Upgrade a Legendary item to +5.
Maximize the level of Yllian's castle.
Finish the main story of the Lows.
Complete a romance with any companion.
Cast 100 spells.
Acquire any faction's Legendary Armor.
Finish the main story of the Path of Flesh and Flame.
Load from a previous quicksave.
Finish the main story of Atellean.
Maximize your reputation with a faction.
Finish the main story of Wotan's Grave.
Complete the Nephilim skill tree.
Acquire your first legendary item.
Finish the main story of Veranto'or.
Recruit Melendrach.
Invest 100,000 gold in Yllian.
Recruit Illmeren.
Recruit Sebastien.
Recruit Sharlea.
Finish the main story of the Whitelands.
Win 100 battles.
Finish the main story of Heurik.
Finish the main story of Grayleaf.
Win a battle without taking damage.
Upgrade your first item.
Finish the main story of the Plains of Widows.
Spend the night with another character.
Complete the Prologue.