Here is the full list of all 52 Torment: Tides of Numenera achievements.
Found the murdens' treasure room
Reached the Ascension.
Purchased a slave.
Reached the Bloom.
Found Miel Avest.
Brought a new minnim pair to life.
Helped Phoenix find the answer he seeks.
Rescued the Memorialists in the Valley of Dead Heroes by failing to find them.
Reached the Valley of Dead Heroes.
Completed a Mere.
Learn the truth of where Jherem came from.
Defeated the Adversary.
Woke up in the Calm after dying.
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.
Became the main course in a Dendra O'hur feast.
Convince the Cult in Sagus Cliffs that you're the Changing God.
Found the Hall of Relics.
Discovered Min of Tan Liang's embarrassing secret.
Equipped every one of Jernaugh's upgrades.
Undertook Tantalum's quest to explore the tombs of the Necropolis.
Freed the Valley from the Children of the Endless Gate.
Brought peace to Choi's spirit.
Became the new Memovira.
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.