Soul of Fire [FOTB-EN031] Ultimate Rare Lightning Overdrive you're able to Summon the

you're able to Summon the previous Synchro Monsters back each time your current Synchro is destroyed and activate their extra effects

Set: 2013 Collectors Tins Card type: Synchro/Effect Monster Rarity: Super Rare Attack: 2600 Defense: 1900 1 Tuner + 1 or more non-Tuner Machine-Type monsters When this card is Synchro Summoned

Set: Duelist League Demo 2010 Card type: Effect Monster Rarity: Common Attack: 1000 Defense: 100 When this card is destroyed by battle and sent to the Graveyard

Set: Shadows in Valhalla Card type: Effect Monster Rarity: Super Rare Attack: 500 Defense: 1800 Once per turn: You can send 1 Trap Card from your hand to the GY

Xyz Summon 1 Xyz Monster using those 2 monsters only

Soul of Fire [FOTB-EN031] Ultimate Rare Lightning Overdrive you're able to Summon theSet: Force of the Breaker Card type: Normal Spell Rarity: Ultimate Rare Your opponent draws 1 card. Select 1 Pyro Type monster from your Deck and remove it from play. Inflict damage to your opponent equal to half the ATK of the removed monster. If you activate this card, you cannot declare an attack this turn.