Damage Orb

Indestructible, Hexproof
Whenever this card transforms into Damage Orb,
an opponent of your choice gains control of it.
Creatures you control gain -0/-1.
Add the beginning of your end step, you
take 3 damage and add 1 ultimate counter
onto a Moira, Unethical Geneticist the owner
of Damage Orb controls. Sacrifice Damage Orb.