Supersonic Skull Flame [WB01-EN001] Super Rare Wyrm change all monsters on your

change all monsters on your opponent's side of the field to face-down Defense Position

your “Valkyrie” monsters cannot be destroyed by battle this turn

When this card is Fusion Summoned

"Kazejin" and "Sizijin"

Supersonic Skull Flame [WB01-EN001] Super Rare Wyrm change all monsters on yourSet: 5D's Wheelie Breakers Promotional Cards Card type: Effect Monster Rarity: Super Rare Attack: 2600 Defense: 2000 This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 "Skull Flame" in your Graveyard. Once per turn, you can inflict 400 damage to your opponent for each "Burning Skull Head" in your Graveyard. When this card is sent from the field to the Graveyard, you can Special Summon 1 "Skull