Prinplup (58/130) [Diamond & Pearl: Base Set] Box Topper Fusion Material Monsters that are

Fusion Material Monsters that are listed on a Fiend-Type Fusion Monster Card

while both have "Gravekeeper's" monster and "Necrovalley" are on the field: Negate the activation

Set: OTS Tournament Pack 5 Card type: Flip/Tuner/Effect Monster Rarity: Common Attack: 0 Defense: 0 FLIP: You can Special Summon any number of "Black Sheep Tokens" (Zombie-Type/DARK/Level 1/ATK 0/DEF 0)

Set: Dark Revelation Volume 1 Card type: Continuous Spell Rarity: Common Attack: 0 Defense: 0 Monsters on your side of the field cannot be destroyed in a battle if the monsters'' ATK are equal

Prinplup (58/130) [Diamond & Pearl: Base Set] Box Topper Fusion Material Monsters that areSet: Diamond & Pearl: Base Set Type: Water Rarity: Uncommon Retreat cost: Colorless