Here is the full list of all 26 REVEIL achievements.
Complete the marble labyrinth
Leave the bedroom
Discover the circus
Escape the funhouse
Get caught by Martha
Escape from the mannequin
Cut the rope
Break out of the house
Solve the puzzle cube and grab the golden ticket
Restore power to the machine
Find all collectables in chapter 1
Find all collectables in chapter 2
Find all collectables in chapter 3
Find all collectables in chapter 4
Find all collectables in chapter 5
Collect all altar items without being caught
Complete the forest sequence without being caught
Win the "Offroad Racing" arcade game
Stand on a funhouse spinning plate for 10 seconds
Complete the funhouse story room without using any wrong doors
Finish the game by using the "De-Imprinting" disk.
Finish the game by using the "Tragic Tales" disk.
Finish the game by using the "Good Life" disk.
Finish the game by just leaving.
Finish the game by doing nothing.
Complete the game with each possible ending.