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