Rellana's Mastery

Exile all nontoken creatures you control, then
roll a d20.
1 - 9 • Return those cards to the battlefield
under their owner's control at the beginning
of the next end step.
10 - 20 • Return those cards to the battlefield
under their owner's control, then exile them again.
Return those cards to the battlefield under their owner's control at the beginning of the next end
step.