Relic of Creation

At the beginning of your draw step,
draw an additional card.
Spells you cast cost {1} less to cast.
Creatures you control get +1/+1.
{t}: Choose a color. Add an amount of mana
of that color equal to your devotion to that
color. (Your devotion to a color is the number
of mana symbols of that color in the mana
costs of permanents you control.)