"Queen's Knight" + "Jack's Knight" + "King's Knight"
A Fusion Summon of this card can only be done with the above Fusion Material Monsters. Once per turn, during either player's turn, if this face-up card on the field is targeted by a Spell Card, Trap Card, or monster effect: You can discard the same type of card (Spell, Trap, or Monster Card); negate the effect.