Yellow Dragon Ninja – Shadows in Valhalla (Secret Rare)

Cannot be Special Summoned, except with the effect of a “Ninja” monster or “Ninjitsu Art” card. Once per turn (Quick Effect): You can send 1 “Ninja” monster and 1 “Ninjitsu Art” card from your hand and/or face-up field to the GY, then target up to 2 Spells/Traps on the field; destroy them.