Here is the full list of all 18 Suicide Guy: The Lost Dreams achievements.
Shoot with cannon
Collect 5 Suicide Guy statues
Collect 10 Suicide Guy statues
Collect All Suicide Guy statues
Destroy An Alien Egg
Make a super jump on pillows
slide on slide
overload the server
Get Kill by him
Burn many items at once
Play as a pirate
Crash with the bumper car
Break a vase
Complete the game
Collect 1 Suicide Guy statue
Get Water Pressured
Die for the first time
Complete all the extra levels