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