Here is the full list of all 39 Imagine Lifetimes achievements.
You wallowed in nothingness.
You unlocked the meaning of life.
You embraced your reality.
You were struck by lightning.
You questioned your reality.
You consumed the world.
You chose not to make a choice.
You barely lifted a finger.
You have earned yourself a clean slate.
You changed every channel.
You survived.
You pretended to be in control.
You reached your terminal velocity.
You went missing.
You collected a lot of purpose.
You pinched the pennies.
You got away with it.
You retired from a life of crime.
You recognized your insignificance.
You prevented this ending.
You entered the door on your left.
You entered an alternate reality.
You crossed the line.
You were never forgotten.
You ran out of health.
You created a game within a game.
You got comfortable.
You triggered the apocalypse.
You completed the circle of life.
You did it yourself.
You successfully died of old age.
You endured the tutorial.
You took a risk.
You perished in pursuit of perfection.
You deleted your marriage.
You unlocked your imagination.
You found out the struggle is real.
You broke the pencil.
You were born.