If it's a nonland card, you may cast it without paying its mana cost
Pokmon Trading Card Game Pocket is all about the thrill of opening digital card packs, but it has another trick up its sleeve
-sigh- Commanders emphasis on color identity in deckbuilding has successfully kept Krrik, Son of Yawgmoth from being a huge problem in the format as a whole, but its still a powerhouse that should be removed or countered on sight against decks with a large or exclusive emphasis on black, as 4 mana can easily become as much as 16, more if life gain enters the equation
If you can find a sacrifice outlet, Jenova gives you the effect of Greater Good on a stick
Sleeving protects against scuffs and wear that can ruin the look, hurt the resale value, or even spoil the game after all its no fun if you can tell from the card back whos secretly a lizard fascist or werewolf