XY-Dragon Cannon [MFC-051] Ultra Rare XY20 If it has no Xyz

If it has no Xyz Material

discard 1 LIGHT Monster Card from your hand to the Graveyard to destroy all monsters on your opponent''s side of the field

or Saryuja Skull Dread

This card inflicts 1000 points of Direct Damage to the Life Points of this card's controller during each of his/her Standby Phases

XY-Dragon Cannon [MFC-051] Ultra Rare XY20 If it has no XyzSet: 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.