2 Level 8 Winged Beast monsters
If this card is Xyz Summoned by using a "Raidraptor" monster as material: You can destroy all Spells and Traps your opponent controls. Your opponent cannot activate cards or effects in response to this effect's activation. (Quick Effect): You can detach 1 material from this card, then target 1 face-up monster your opponent controls; it loses 800 ATK for each "Raidraptor" monster in your GY.