A peasant cube that revolves around each pack have 13 commons and 2 uncommons.
What do the colors do?
Blue- Card Draw, Bounce/tap effects, Counter
Black-Kill Spells, Aristocrats, graveyerd recursion,
Red-Burn, Instant speed pump, Dragons
Green- Ramp, Big Stompy creatures, Fogs
White- Tokens, Lifelink, Enchantments