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