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