Hex Of Elements

If a spell you would cast would have a
converted manacost of 5 or more than you
must pay {w}{u}{b}{r}{g} instead of the cards
converted mana cost.
Whenever a spell is cast this way draw a card and
place a +1/+1 counter on this creature
if {w}{u}{b}{r}{g} is spent to cast this creature
Gain 5 life and draw a card