Riryoku

[Spell Card]
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.
SHADOW OF INFINITY SPECIAL EDITION
SOI-ENSE2 | Secret Rare
[Spell Card]
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.