Evilswarm Exciton Knight [MP14-EN224] Secret Rare Anniversary Pack you can select 1 "Infernity"

you can select 1 "Infernity" monster in your Graveyard

The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard

add {R} for each 1 life your opponents have lost this turn

you can discard 1 DARK monster to send 1 DARK monster from your Deck to your Graveyard

Evilswarm Exciton Knight [MP14-EN224] Secret Rare Anniversary Pack you can select 1 "Infernity"Set: 2014 Mega Tins Mega Pack Card type: Xyz Effect Monster Rarity: Secret Rare Attack: 1900 Defense: 0 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).