Raging River [30th Anniversary Edition] Battle "The arc of my blade

"The arc of my blade has carved a path of light for the peace that will follow

You may cast that card this turn

He is not so mighty yet that he is above fear

that permanent's controller mills a card

Raging River [30th Anniversary Edition] Battle "The arc of my bladeSet: 30th Anniversary Edition Type: Enchantment Rarity: Rare Cost: {R}{R} Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a "right" pile. Then, for each attacking creature you control, choose "left" or "right." That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label.