The Skullspore Nexus

The Lost Caverns of Ixalan Promos (PLCI) #212p · mythic

Legendary Artifact

This spell costs {X} less to cast, where X is the greatest power among creatures you control. Whenever one or more nontoken creatures you control die, create a green Fungus Dinosaur creature token with base power and toughness each equal to the total power of those creatures. {2}, {T}: Double target creature's power until end of turn.