Marsh Viper [The Dark] XY97 Set: Speed Duel: Ultimate Predators

Set: Speed Duel: Ultimate Predators Card type: Normal Trap Rarity: Common When your opponent Summons a monster(s): Halve that monster(s)'s original ATK

Return the cards to the Deck in the same order

Set: Sword & Shield: Fusion Strike Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

is activated that targets a DARK monster on the field: Negate the activation

Marsh Viper [The Dark] XY97 Set: Speed Duel: Ultimate PredatorsSet: The Dark Type: Creature Snake Rarity: Common Cost: {3}{G} Whenever Marsh Viper deals damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.) "All we had left were their black and bloated bodies." Maeveen O'Donagh, *Memoirs of a Soldier*