Harpie's Pet Phantasmal Dragon [MAGO-EN132] Rare 2015 Mega-Tins but when it does so

but when it does so using this effect

Set: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Rare Attack: 1600 Defense: 1700 During your next Standby Phase after this card was sent from the field to the Graveyard by the effect of a Continuous Spell Card: Special Summon this card from the Graveyard

Must be Special Summoned (from your hand) by Tributing 3 Fiend monsters

Set: Gold Series 2009 Card type: Effect Monster Rarity: Ultra Rare Attack: 1700 Defense: 1200 When this card is Normal Summoned

Harpie's Pet Phantasmal Dragon [MAGO-EN132] Rare 2015 Mega-Tins but when it does soSet: Maximum Gold Card type: Xyz Effect Monster Rarity: Rare Attack: 2000 Defense: 2500 3 Level 4 WIND monsters This card's effects can only be applied resolved while it has Xyz Material. This card can attack your opponent directly. Your opponent cannot target any "Harpie" monsters with effects or for attacks. During each of your End Phases: Detach 1 Xyz Material from this card.