Satella, the Witch of Envy

Shroud, indestructible

Partner with Natsuki Subaru, the Hero (When this creature enters the battlefield, target player may put Natsuki Subaru, the Self-Proclaimed Knight into their hand from their library, then shuffle.)

Return by Death—When Satella, the Witch of Envy is on the battlefield, creatures you control are sent to the reset point instead of the graveyard.