Here are the current available letter codes for the second slot: W White U Blue B Black R Red G Green Z Multicolor X Split cards (That's split cards that aren't monocolored
This includes more than 350 cards of various rarity, three Play Boosters, 13 double-sided tokens, a Deck Builder's Guide booklet, and more
these will be as follows: Animated Army (Red-Green), Family Matters (Blue-Red-White), Peace Offering (Green-White-Blue) and Squirreled Away (Black-Green)
As for individual Alpha booster packs, if you can even find one, they often appear in the $8,000 to $12,000 range
Its not quite Collected Company, but it can still draw you up to six cards for a single spell, and you get to flash it back
How youre going to use Doomsday varies with the format (Cube, Vintage, EDH), but youll usually want a card like Laboratory Maniac or Thassa's Oracle and draw spells like Gush or Gitaxian Probe