These work like Pumpkinstein, but with a twist. They start out very slow, but each time you hit them, they speed up. They also do a cute little roar when they bump you. These are monsters stolen out of Eddie Galaxy, by the way. I just thought they were so cute I wanted to reuse them in a context where you could see them up close.
Moves randomly, getting faster and faster as its life goes down. As their speed depends on the relation between their current life and maximum life, increasing the Triceroid's maximum life in the Editor can make it move much faster than it normally would.