Here is the full list of all 42 The Cursed Crusade achievements.
Dodge 30 Guard Breaks!
Clear the game on the "Nightmare" difficulty setting.
Enhance all of your character's Skills to their maximum!
Enhance your character's Constitution to its maximum!
Enhance your character's Armor Mastery to its maximum!
Enhance your character's Weapon Mastery to its maximum!
Find all the coffers!
Clear the game on any difficulty setting.
Enhance your character's Strength to its maximum!
Find all the Blood Crucifixes!
Clear "Hagia Sophia Basilica" on any difficulty setting.
Master the Axe and Mace technique!
Master all the martial techniques!
Master the Two-Handed Axe!
Enhance your character's Templar's Curse to its maximum!
Master the One-Handed Mace!
Master the One-Handed Axe!
Defend Constantinople's civilians!
Acquire the power Fire Maelstrom!
Master the Axe and Shield technique!
Clear "The Capitolium" on any difficulty setting.
Master the Spear and Shield technique!
Master the Mace and Shield technique!
Master the Double Axe technique!
Master the Sword and Shield technique!
Master the Sword and Axe technique!
Acquire the power Roaring Flames!
Master the Spear!
Clear "The Fall of Zara" on any difficulty setting.
Find the ninth Blood Crucifix!
Master the Sword and Mace technique!
Perform a 100-hit combo.
Perform a 50-hit combo.
Master the Double Sword technique!
Clear "The Road to the Peninsula" without losing any of the soldiers pushing the ballista.
Master the One-Handed Sword!
Master the Double Mace technique!
Acquire the power Purifying Fire!
Master the Two-Handed Sword!
Clear "Forest Roads" on any difficuty setting.
Deflect 30 attacks with the Deflection Counter!
Win the Tournament of Ecry.