Silent-Blade Oni [Planechase Anthology] PW6 using monsters from your hand

using monsters from your hand or your side of the field as Fusion Materials

Set: Magic Ruler Card type: Toon Monster Rarity: Ultra Rare Attack: 2500 Defense: 1200 This card cannot be summoned unless Toon World is on the field

Set: Clash of Rebellions Card type: Xyz/Pendulum/Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 2500 Pendulum Effect : Once per turn

if this card

Servant of Oni deals combat damage to a player

Silent-Blade Oni [Planechase Anthology] PW6 using monsters from your handSet: Planechase Anthology Type: Creature Demon Ninja Rarity: Rare Cost: {3}{U}{U}{B}{B} Ninjutsu {4}{U}{B} ({4}{U}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Silent Blade Oni deals combat damage to a player, look at that player's hand. You may cast a spell from among those cards without paying its mana cost.