Having never seen either show, I find it really weird that executives apparently thought, "so we have a show about high schoolers fighting demons. So, spin-off, they run a law firm. Good? Good."
I dunno, maybe it makes more sense in the lore.
Bets on the Cobras, doesn't he? Would have been nice if they'd laid out the odds throughout the movie to foreshadow it somehow, or address how it's a sport where competitors can legally bet on themselves.