Crux of Mirrodin — Unknown Event #RW15

Choose one —

• Destroy all nonland permanent cards originally printed in the Mirrodin, Darksteel, Fifth Dawn, and Scars of Mirrodin expansions.

• Destroy all nonland permanent cards originally printed in the Mirrodin Besieged, New Phyrexia, and Phyrexia: All Will Be One expansions.