Here is the full list of all 25 Sumo Revise achievements.
Play Free for all Sumo Steam Guns on Space.
Have all signed-in characters be squids.
Find the secret Lizard (and extra credit if you can figure out what it does!)
Get a warning on the level select screen.
Play Free for All on Duel with Splorch.
Have at least four human players jump within 1/6 of a second of each other.
Play 2 player Free for All on Pagoda without powerups.
Delete a level in the level editor.
Find Sumo Platforming.
This is the achievement that I put in for testing, and I left it in so you could get it too!
Make a level in the level editor!
Now you've got them all!
BOOT SQUID!
Play over 100 rounds without exiting the level.
Experience Super Splorch.
Have at least 4 human players punch within 1/6 of a second of each other.
Get the Wings and at least 1 speed up powerup while wearing the Super Costume.
Feel the effects of the Super Power Up.
Have one player jump 3 times, then land a hit. Punching will reset the jump counter!
Play a round with some AI players!
Play with 4 humans players and 4 AI players.
Have one player win Free for All without punching.
Finish a round in under 5 seconds.
Wait on the level select screen long enough to see a tip.
THANK YOU THANK YOU THANK YOU THANK YOU!!!!!!!