Wyll's Reversal is a rare Instant card from Battle for Baldur's Gate Promos (PCLB), collector number 209s. Current market price: — (foil $6.78), TCGplayer market prices via Scryfall.
Choose target spell or ability with one or more targets. Roll a d20 and add the greatest power among creatures you control. 1—14 | You may choose new targets for that spell or ability. 15+ | You may choose new targets for that spell or ability. Then copy it. You may choose new targets for the copy.