Here is the full list of all 29 Magnetic: Cage Closed achievements.
Trigger a spike trap with your body... and survive.
Chose the correct number of boxes in "Choice Cube: Remember the Boxes".
Acquired a stable version of the D-28 prototype.
Complete “Hard WMMPs” in less than 10 seconds, without touching the floor.
Complete “Target Practice” without hitting both buttons.
Take the high road in “Crouch ‘n Climb”
Endure the pains of electricity, poisonous gas and fire in a single level, and live to tell the tale!
Hit both buttons in “The Pit” from the topmost platform.
Picked up the D-27 Magnetic Propulsion Device.
Saved XE-47629 from the horrors of the trials.
Granted XE-47629 the opportunity to avoid certain death.
Chose a path in "Choice Cube: Three Paths".
Accepted the Governor’s pardon.
Left confinement without proper escort.
Found the Magnet Gun in Tier 3.
Pick a path in "Choice Cube: A Matter of Trust”.
Pick up the Magnet Gun in Tier 4.
Made a final choice in "Ending: Trust".
Made a final choice in "Ending: Vengeance or Freedom".
Made a final choice in "Ending: Are We Done Playing Games?".
Find all 9 endings.
Complete “Trick Jump” in less than 8 seconds.
Play through all tiers and pick an ending in under 2 hours & 30 minutes.
Play through all tiers and pick an ending in under 1 hour & 15 minutes.
Complete “3D Puzzle” in less than 60 seconds.
Complete “Seesaws” in less than 20 seconds.
Complete “Columnial” without being burnt by any flamethrowers.
Fly all the way to the lever without touching the ground in “I’m Flying”.
Went to the public bathroom.