Full list of all 51 Soul Axiom achievements worth 1,000 gamerscore. It takes around 12-15 hours to unlock all of the achievements on Xbox One.
It's your last chance to understand
Find all the Eyes
Complete all three endings
Complete Dana's Ending
Find all the Monkeys
Complete Solomon's Ending
Complete Doctor's Ending
Complete the Volcano
Defeat the Volcano Angel with no deaths
Complete the Office with any character
Complete the Waiting Room
Complete the HUB
Complete the Corrupt Winter HQ with no deaths
Complete the Clock Puzzle without dying in the Ice Palace
Beat the Crows without dying on Corrupt Mansion
Complete the Tree of Life
Find Seren in the Tree Of Life
Complete the Forest
Find the Corrupt Power
Complete the Winter HQ
Find the "kids" Owl picture in the Hospital
Complete the Apartment
Visit the Prehistoric Era
Complete the puzzle on the Monorail
Complete the Church
Complete the Space Station
Find half the monkeys
Complete the Mansion
Complete the University
Find the Blue Duck
Complete the Hospital
Complete the Ice Palace
Find half the Eyes
Find the Destroy Power
Complete the Museum
Trigger the Shark attack in the museum
Complete the Beach
Trigger the Shark attack on the Beach
Complete the Warzone
Complete the Jungle
Destroy the Right Monkey in the Jungle
Find the Play Power
Find the first Monkey
Complete the Monorail
Complete the Elysian Fields
Complete the Desert Temple
Phase the Ball in the Desert Temple
Find the Phase Power
Complete the Desert
Find the first Eye
Complete the Ship