Boon Charm

When casting this spell, note the amount and
type of mana spent to cast it.
If {w} was spent: Target player gains 3 life.
If {u} was spent: Target player draws 3 cards.
If {b} was spent: Add {b}{b}{b} to your mana pool.
If {r} was spent: Deal 3 damage to any target.
If {g} was spent: Target creature gets +3/+3 until
end of turn.