The Brothers' War - The Brothers' War Commander

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Create two tapped Powerstone tokens.

II — Choose two target players. Until your next turn, each creature they control attacks the other chosen player each combat if able.

III — The Brothers' War deals X damage to any target and X damage to any other target, where X is the number of artifacts you control.