Emrakul and Chatterfang is a rare Legendary Creature — Eldrazi Squirrel card from Unknown Event (UNK), collector number RG10. Current market price: $76.66, TCGplayer market prices via Scryfall.
Devoid (This card has no color.) Flying, Trample, Forestwalk, protection from non-Squirrels When you cast Emrakul and Chatterfang, create 15 1/1 green Eldrazi Squirrel Scion creature tokens with "Sacrifice this creature: Add {G} or {B}".