Sumo wrestler Slime

I decided to try this because I wanted to play a sumo game, and I thought this looked like the best one on Steam. I think I was wrong. As near as I can tell, this only qualifies as a game by the very loosest definition. You start of by deciding if you want to be a power, weight, or skill slime sumo wrestler, and then pick a skill. Then you sit there and watch your slime fight through a tournament's worth of matches. Note that I said watch, because as far as I could tell, no button I pushed influenced any match in any way. In between tournaments, you have "training." This consists in either running a race across a rocky field with a bunch of other slimes where the only control you have is a single jump button that really doesn't seem to do much, or doing a sort of marble race game where you can't influence anything in any way (as far as I could tell) and all the other marbles seem to naturally go much faster than you. I could of course be completely wrong about there being no controls, because there is no tutorial, explanation of gameplay, or even an options setting where I could look at the keybindings. There's also no way to adjust the graphics setting, turn the volume down, …