Evolving Door

Condition: Near Mint
Color: Green
Card Text: {1}, {T}, Sacrifice a creature: Count the colors of the sacrificed creature, then search your library for a creature card that’s exactly that many colors plus one. Exile that card, then shuffle. You may cast the exiled card. Activate only as a sorcery.
In with the old, out with the new.
Rarity: R
Cost: 2G
Card Type: Artifact
Artist: Drew Baker
Name: Evolving Door
Finish: Regular
Card Number: 144/281
Set Name: Streets of New Capenna