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