Unstable Obelisk Tweet Out of stock. $0.10 Wishlist View this product on the Buylist Details Color: Artifact Card Text: T: Add C.7, T, Sacrifice Unstable Obelisk: Destroy target permanent. Rarity: U Cost: 3 Card Type: Artifact Artist: William Wu Name: Unstable Obelisk Finish: Regular Card Number: 489 Set Name: Jumpstart