Sinister Serpent [WC4-E002] Prismatic Secret Rare 2016 Mega-Tins Mega Pack Set: XY: Black Star Promos

Set: XY: Black Star Promos Type: Metal Rarity: Promo Retreat cost: Colorless

this card's name becomes the sent monster's original name

Set: HeartGold & SoulSilver: Undaunted Type: Psychic Rarity: Ultra Rare Retreat cost: Colorless

" Right Arm of the Forbidden One" and "Left Arm of the Forbidden One" in addition to this card in your hand

Sinister Serpent [WC4-E002] Prismatic Secret Rare 2016 Mega-Tins Mega Pack Set: XY: Black Star PromosSet: World Championship 2004: GBA Promo Card type: Effect Monster Rarity: Prismatic Secret Rare Attack: 300 Defense: 250 During your Standby Phase, if a "Sinister Serpent" exist in your Graveyard, you can return the "Sinister Serpent" to your hand.