Sinister Serpent [BP02-EN015] Common Pyro The effects of your opponent's

The effects of your opponent's Effect Monster that this monster destroys as a result of battle are negated

You can only use each effect of "Seal

When this card inflicts battle damage to your opponent by a direct attack: Discard 1 random card from their hand

Set: Duel Terminal 4 Card type: Tuner Monster Rarity: Common Attack: 1400 Defense: 400 You can return 1 face-up monster you control to the hand to Special Summon this card from your hand

Sinister Serpent [BP02-EN015] Common Pyro The effects of your opponent'sSet: Battle Pack 2: War of the Giants Card type: Effect Monster Rarity: Common Attack: 300 Defense: 250 During your Standby Phase, if this card is in your Graveyard: You can return it to your hand.