Noble Knight Drystan (Secret Rare)

While you control another "Noble Knight" monster, your opponent cannot target your monsters with less than 1800 ATK, except this card, for attacks or with card effects. If a "Noble Arms" Equip Spell Card is equipped to this card: Target 1 face-up card on the field, destroy that target. You can only use this effect of "Noble Knight Drystan" once per turn.