Here is the full list of all 10 Death's Life achievements.
Finish the game
Finish the game completing all flows in all levels
Finish the game in one session
Complete the two flows on Bedroom level
Complete the two flows on Butchery level
Complete the two flows on Circus level
Complete the two flows on Camping level
Fail to complete any flow 100 times
Fail to complete a level 50 times
Complete the first level