Here is the full list of all 52 Torment: Tides of Numenera achievements.
Callistege became fully human again.
Translated Callistege's consciousness into the datasphere.
Helped Tybir make peace with Auvigne.
Freed Erritis from the Audience.
Matkina turned away from her isolation.
Matkina became the new Memovira.
Aligern found his friends and family.
Completed the game.
Rhin stayed with the Last Castoff.
Rhin returned to her true home.
Activated the Resonance Chamber.
Coty betrayed the First on your behalf.
Found all Merecasters.
Defeated Waits-for-Prey in combat.
Reached maximum character level.
Reached the Ascension.
Returned the lascars to their home.
Powered up Erritis' nanites.
Found the murdens' treasure room
Purchased a slave.
Died by drinking too much Bloom juice.
Reached the Bloom.
The entire party loves the Last Castoff.
Found Miel Avest.
Brought peace to Choi's spirit.
Freed the Valley from the Children of the Endless Gate.
Undertook Tantalum's quest to explore the tombs of the Necropolis.
Helped Phoenix find the answer he seeks.
Brought a new minnim pair to life.
Discovered Min of Tan Liang's embarrassing secret.
Acquired one too many cyphers.
Tybir made a dangerous deal with Tol Maguur.
Convince the Cult in Sagus Cliffs that you're the Changing God.
Rescued the Memorialists in the Valley of Dead Heroes by failing to find them.
Ended your life before it truly began.
Reached the Valley of Dead Heroes.
Completed a Mere.
Equipped every one of Jernaugh's upgrades.
Slew the Nychthemeron.
Became the main course in a Dendra O'hur feast.
Rhin found a new family through the House of Empty Time.
Found the Hall of Relics.
Defeated the Adversary.
Woke up in the Calm after dying.
Learn the truth of where Jherem came from.
Reached Sagus Cliffs.
Escaped the Sorrow... for now.
Became the new Memovira.
Became The Changing God.
Made Aligern believe that you're the Changing God... and earned his love anyway.
Unlocked all elements in the Calm.
The entire party dislikes the Last Castoff.