One way to screw them back is trademark law poison pill the domain file a trademark asap while you still have the domain, then when you lose access, sue them

One way to screw them back is trademark law poison pill the domain file a trademark asap while you still have the domain, then when you lose access, sue them to prevent them from selling it to anyone else (ideally bundle this with everyone else affected by this sort of price change) (I'm not a lawyer)