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