Alen, Mana Artificer

{c}{c}: Add one mana of any color to your mana
pool.
{1}{w}: Target creature gets +1/+1 until end of
turn.
{1}{u}: Scry 1, then draw a card.
{1}{b}: Target creature gets -1/-1 until end of turn.
{1}{r}: Discard two cards, then draw two cards.
{1}{g}: Target creature can't be blocked this turn.