Here is the full list of all 31 Kimulator 2: The Bottle Flip Master achievements.
Finish a bad ending of Kimulator 2
Kill yourself with a gun
Finish the good ending of Kimulator 2
Remove fullscreen
Kill yourself with a sandwich
Act like a dead body
Shoot a rock
Go see a dead body
Shoot his leg
Go left
Kick yourself in the balls
Crouch
Give a gun to Hitler
Give a water bottle to Hitler
Give a grenade to Hitler
Go right
Shoot your friend
Shoot the dinosaur with a hat
Kill your friend
Don't shoot his leg
Practice your bottle flip skills
Punch him in the face
Watch the bonus tomato video
Look at the bonus page
Fight with Hitler
Shoot Hitler
Kill two nazi
Kill one nazi
Try to kill Hitler
Give a sandwich to Hitler
Go talk to a nazi