Phantasmal Sphere (ALL)

Creature — Illusion

Flying At the beginning of your upkeep, put a +1/+1 counter on this creature, then sacrifice this creature unless you pay for each +1/+1 counter on it. When this creature leaves the battlefield, target opponent creates an X/X blue Orb creature token with flying, where X is the number of +1/+1 counters on this creature.

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