Sinister Serpent [SBAD-EN037] Common SM123 Each was a key part

Each was a key part of a premier tournament-winning deck from each of the past twenty years

Set: Neo Destiny 1st Edition Type: Water Rarity: Common Retreat cost: Colorless

Set: Legendary Collection 3: Yugi's World Card type: Effect Monster Rarity: Common Attack: 100 Defense: 100 During either player's turn: You can discard this card

negate the effects of that opponent's face-up monster

Sinister Serpent [SBAD-EN037] Common SM123 Each was a key partSet: Speed Duel: Attack from the Deep Card type: Effect Monster Rarity: Common Attack: 300 Defense: 250 During your Standby Phase, if this card is in your GY: You can add it to your hand, also banish 1 "Sinister Serpent" from your GY during your opponent's next End Phase. You can only use this effect of "Sinister Serpent" once per turn.