XY-Dragon Cannon [MFC-051] Ultra Rare Anniversary Pack Set: Absolute Powerforce Card type:

Set: Absolute Powerforce Card type: Synchro/Effect Monster Rarity: Ultimate Rare Attack: 4000 Defense: 3000 "Majestic Dragon" + "Red Dragon Archfiend" + 1 non-Tuner monster This card cannot be destroyed by card effects

then if its ATK has been reduced to 0 as a result

Set: Hidden Arsenal 7: Knight of Stars Card type: Xyz/Effect Monster Rarity: Secret Rare Attack: 2700 Defense: 2000 2 Level 6 monsters You can also Xyz Summon this card by using a "Constellar" Xyz Monster you control as the Xyz Material

except "Satellarknight Unukalhai"

negate the effects of all other face-up monsters currently on the field

XY-Dragon Cannon [MFC-051] Ultra Rare Anniversary Pack Set: Absolute Powerforce Card type:Set: Magician's Force Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 2200 Defense: 1900 "X Head Cannon" + "Y Dragon Head" This monster can only be Special Summoned by removing from play the above monsters on your side of the field. You do not use "Polymerization" to Special Summon this monster from your Fusion Deck. Discard 1 card from your hand to destroy 1 face up Spell Card or Trap Card on your opponent''s side of the field.