Merfolk Assassin [The Dark] BW86 negate that opponent's face-up monster's

negate that opponent's face-up monster's effects until the end of this turn (this is a Quick Effect)

When this card is sent from the field to the Graveyard: Inflict 500 damage to your opponent

They cannot be used as Synchro Material Monsters

Set: Return of the Duelist Card type: Effect Monster Rarity: Rare Attack: 900 Defense: 400 When this card is Normal Summoned: You can target 1 Level 4 LIGHT Thunder-Type monster with 1600 or less ATK in your Graveyard

Merfolk Assassin [The Dark] BW86 negate that opponent's face-up monster'sSet: The Dark Type: Creature Merfolk Assassin Rarity: Uncommon Cost: {U}{U} {T}: Destroy target creature with islandwalk.