Laval the Greater [HA05-EN023] Secret Rare Shadows in Valhalla then Special Summon 1 Level

then Special Summon 1 Level 7 or lower DARK Spellcaster monster from your Deck

if the equipped monster destroys an opponent's monster by battle: You can target 1 Level 4 or lower "Vylon" monster in your Graveyard

except "Ancient Gear Box"

Set: Dimension of Chaos Card type: Normal Spell Rarity: Rare Target 1 face-up Xyz Monster you control

You can only activate 1 "Abyss Actors Back Stage" per turn

Laval the Greater [HA05-EN023] Secret Rare Shadows in Valhalla then Special Summon 1 LevelSet: Hidden Arsenal 5: Steelswarm Invasion Card type: Synchro Effect Monster Rarity: Secret Rare Attack: 2400 Defense: 800 1 Tuner + 1 or more non Tuner FIRE monsters When this card is Synchro Summoned: Send 1 card from your hand to the Graveyard. If this card would be destroyed by a card effect, you can banish 1 "Laval" monster from your Graveyard, instead.