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