Then years later the deck got more of there cards from the Box Review: Explosion of Meteor Mini-Box
That determines what X in the rules text ends up being
FIXED RATE DELIVERY Get your order anywhere on this planet within 5-10 days with a fixed rate of $19.99 (no matter the size of your order) Trading Card Sleeve Pages PANDRI 100 Pack 9 Pocket Trading Card Storage Album Pages 11 Holes Fit 3 Ring Binder US$19.99 Shipping Fees for any Order Common Application: Empty Trading Card Binder fit for all standard sized trading cards such as Skylanders , Pokemon , Football cards , baseball cards, Playing Cards , Gaming Cards, attack cards, MTG cards, PECS cards, proxy cards, Mini photos,etc
That should be enough to get you to seven mana to have a Lightning BoltLightning Bolt or a Swan SongSwan Song available, or maybe just run out a Mind BombMind Bomb at sorcery speed to make your seven mana into nine cards