Evilswarm Exciton Knight [LVAL-EN056] Secret Rare XY143 attach this card to it

attach this card to it as material

Set: EX: Deoxys Type: Fire Rarity: Holo Rare Retreat cost: Colorless

Set: EX: Delta Species Type: Water Rarity: Uncommon Retreat cost: Colorless

very few have faced this awesome creature and lived to tell the tale

Evilswarm Exciton Knight [LVAL-EN056] Secret Rare XY143 attach this card to itSet: Legacy of the Valiant Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 1900 2 Level 4 monsters Once per chain, during your Main Phase or your opponent's Battle Phase, if your opponent has more total cards in their hand and their side of the field than you do: You can detach 1 Xyz Material from this card; destroy all other cards on the field, also your opponent takes no further damage this turn (this is a Quick Effect).