Apocalypse King of Knight, Gratos (R)

[Call Cost] [Put up to a total of six 《Black Knight》 or 《Hundred Demons》 from your drop zone into its soul & Pay 3 gauge] [Counter]【Act】 Choose a card on your opponent's field, and drop a soul from this card. If you do, destroy the chosen card, and if you do, deal 3 damage to your opponent! You may only use this ability once per turn. When this card is destroyed, you gain 1 life. [Double Attack] [Soulguard]