Knight of Piercing Eye, Athaltus

:When this unit attacks, if you have a vanguard with "Ezel" in its card name, perform one of the following. •Choose up to one of your vanguards, and it gets ":All of your front row rear-guards get +5000." until end of turn. If you chose it, put this unit on the bottom of the deck at the end of that battle. •Choose one of your back row rear-guards with only Gold Paladin for its clan, and return it to hand at the end of that battle.