Sinister Serpent [SDD-002] Secret Rare WTR063-C ) When this card is

) When this card is Special Summoned: You can target up to 2 cards on the field

Blue-Eyes White Dragon cannot attack during the turn you activate this card

inflict 500 damage to your opponent immediately after it resolves

inflict the diffetence as Battle Damage to your opponent's Life Points

or when a Spell/Trap that is already face-up on the field activates its effect (Quick Effect): You can send this card from your hand or field to the GY

Sinister Serpent [SDD-002] Secret Rare WTR063-C ) When this card isSet: Stairway to the Destined Duel Card type: Effect Monster Rarity: Secret Rare Attack: 300 Defense: 250 During your Standby Phase, if a "Sinister Serpent" is in your Graveyard, you can return the "Sinister Serpernt" to your hand.