In general, you want to run spells that have the biggest effect for the least cost
It's great in Artifact, Treasure Matters, Equipment, Voltron, and other spots as well
10 Bulbasaur: Stellar Crown (Illustration Rare) $65.54 The Bulbasaur from Stellar Crown began its Pokemon TCG career meekly, as barely among the top five most valuable cards in Stellar Crown
Not only can it phase out some of their creatures, but it might also take out one in combat
So before anyone says where it is, it would likely be my 11th card, and I might kick myself later for not putting it
Learn more about Golgari Yawgmoth in Zen Takahashis recent article But I strongly feel, that most green decks might play it in a Sideboard slot, trying to deal with the likes of Blood Moon, Damping Sphere (if youre thinking about Amulet Titan), Torpor Orb, or Rest in Peace