Riryoku is a Ultra Rare Spell Card card from Yu-Gi-Oh! (Shadow of Infinity: Special Edition, SOI). Current market price: $0.11.
Ultra Rare
Shadow of Infinity: Special Edition (SOI)
Card Text
Target 2 face-up monsters on the field; halve the ATK of 1 monster, and if you do, add that lost ATK to the other monster. These effects last until the end of this turn.
