Lets take a gander
Each pack contains 100 sleeves so you have enough to sleeve your entire deck including your sideboard
Electricity is a natural counter to water conductors and airborne foes, so Lightning cards often take the upper hand here
"Mill" is a colloquial term that originates from the card Millstone, used here to mean "putting the top cards of a player's library into his or her graveyard." For example, you could say, "In the finals of the Pro Tour Qualifier, Herbert cast Tome Scour to mill away my final five cards, dashing my chances of playing on the Pro Tour." There are many players who will play with Tome Scour in their decks
However, one look at that fiery red artwork shows why this card occupies such a high spot on the list of the most valuable Inferno X cards
This could help the Mono White Tokens and UW Control matchups, but blue Greasefang decks are incredibly unpopular in Pioneer, and The Lunar Whale might not be enough to sway players