When I'm Played, if I'm unique, activate all your other World Runes.
When I'm Played or activated, create a Rune Prison in hand or if you have one, reduce its cost by 1.
Flavor Text
The god-warriors of Shurima were thought peerless. Perfect. But years of war against an unstoppable foe eventually bowed their spirits, then broke them entirely. Xolaani and Aatrox turned on each other in a dispute that soon threatened Runeterra's very existence.
