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