My heart is in Golgari

Flying, Trample, Hexproof
All natural Golgari creatures get +3/+3, trample, and flying as long as My heart is in Golgari is on the battlefield.
{1}{g}{b}: Sacrifice a creature. Draw 3 cards.
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All through time the Golgari Swarm has been hiding in the shadows getting ready. Now it is time.