Exponential Growth Tweet English, NM - Mint, 4 In stock $0.64 English, Lightly Played, 0 In stock $0.58 Wishlist Details Color: Green Card Text: Until end of turn, double target creature's power X times. Rarity: R Cost: XXGG Card Type: Sorcery Artist: Izzy Name: Exponential Growth Finish: Regular Card Number: 130/275 Set Name: Strixhaven: School of Mages