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