Malevolent Catastrophe [NKRT-EN033] Platinum Rare OTS Tournament Pack 8 if you Fusion Summon a

if you Fusion Summon a "Prank-Kids" Fusion Monster (except during the Damage Step): You can have all monsters you control gain 500 ATK (even if this card leaves the field)

Set: Structure Deck: Machine Reactor Card type: Normal Trap Rarity: Common Target 5 cards in your Graveyard

Set: Breakers of Shadow Card type: Pendulum/Effect Monster Rarity: Rare Attack: 1400 Defense: 0 When this card is Pendulum Summoned from the hand (and no other cards are Pendulum Summoned at the same time): You can make this card's ATK become double its original ATK

Once per turn: You can reveal 1 monster in your hand

it will inflict piercing battle damage

Malevolent Catastrophe [NKRT-EN033] Platinum Rare OTS Tournament Pack 8 if you Fusion Summon aSet: Noble Knights of the Round Table Box Set Card type: Normal Trap Rarity: Platinum Rare When an opponent's monster declares an attack: Destroy all Spell and Trap Cards on the field.