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