Junk Speeder [OP13-EN007] Super Rare DP32 when an attack is declared

when an attack is declared involving your "Uria

"Phoenix Beast Gairuda"

You can only control 1 "Xyz Change Tactics"

but cannot be destroyed by battle or by card effects

Set: Retro Pack 2 Card type: Quick Play Spell Rarity: Super Rare Double the ATK of all Machine-Type monsters you control

Junk Speeder [OP13-EN007] Super Rare DP32 when an attack is declaredSet: OTS Tournament Pack 13 Card type: Synchro Effect Monster Rarity: Super Rare Attack: 1800 Defense: 1000 1 "Synchron" Tuner + 1+ non Tuner monsters If this card is Synchro Summoned: You can Special Summon as many "Synchron" Tuners as possible with different Levels from your Deck, in Defense Position. You cannot Special Summon monsters from the Extra Deck, except Synchro Monsters, the turn you activate this effect. When an attack is declared