Knockout: *crushes Mario like the Ink Demon crushed Joey at the end of BatDR, making Mario into a sloppy stain in the aisle as promised* "You defecate on my body, I defecate on yours!" *opens a panel in his crotch, revealing a pipe, then he starts spraying transmission fluid (Cybertronian equivalent to piss) on Gooigi*
Lefty: *high-pitched demonic screeching to blow out the eardrums of Luigi and Gooigi*