Sinister Serpent [WC4-E002] Prismatic Secret Rare 2016 Mega-Tins Mega Pack Set: HeartGold & SoulSilver: Undaunted

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

Set: World Championships 2009 Type: Colorless Rarity: Uncommon Retreat cost: Colorless

Set: XY: Black Star Promos Type: Dragon Rarity: Promo Retreat cost: 2

You can only use each effect of "Fantastical Dragon Phantazmay" once per turn

reduce its Level by 1

Sinister Serpent [WC4-E002] Prismatic Secret Rare 2016 Mega-Tins Mega Pack Set: HeartGold & SoulSilver: UndauntedSet: 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.