Royal Firestorm Guards [GLAS-EN087] Secret Rare Parallel Rare attach those targets to this

attach those targets to this card as Xyz Materials

Set: Dark Revelation Volume 3 Card type: Fusion Monster Rarity: Rare Attack: 4200 Defense: 3700 "Big Koala" + "Des Kangaroo"

Fusion Material Monsters that are listed on a Fusion Monster Card that includes 'Elemental Hero' in its card name

Set: Crimson Crisis Card type: Tuner Monster Rarity: Super Rare Attack: 100 Defense: 1100 When this card is Normal Summoned

Royal Firestorm Guards [GLAS-EN087] Secret Rare Parallel Rare attach those targets to thisSet: Gladiator's Assault Card type: Effect Monster Rarity: Secret Rare Attack: 1700 Defense: 1200 When this card is Normal Summoned, select 4 Pyro Type monsters in your Graveyard. Return those cards to your Deck, then draw 2 cards.