If you want to build this deck, you should open the following boosters to get the cards: Charizard: Rettan, Arbok Mewtwo: Rettan, Arbok, Golbat, Sleima, Sleimok, Smogon, Smogmog, Koga Pikachu: Rettan, Arbok Light of Triumph: Zubat You can obtain 3 different cards from the deck in the shop: Pokball, Professors Research, and X-Initiative
Let's say we play Clever Lumimancer on Turn 1 and Leonin Lightscribe on Turn 2
Vonas Hunger is an excellent instant that will, at worst, have each opponent sacrificing a creature, and at best, have everyone else sacrificing half their creatures instead
Sources: TCGPlayer (1, 2, 3, 4, 5, 6, 7, 8, 9, 10), PTCGradio/YouTube
If it's possible, disconnect all other connected devices on your local network so that you're the only one consuming the bandwidth