Dryad, Watcher of Golgari

Forestwalk, Indestructible
{t} Add {b}{g}
{t} Play a card with converted mana cost under 2.
{t}{b}{b}{b} Destroy target non-black creature.
{t}{g}{g} Target green creature gains +1/+1 and
trample.
{t}{b}{b}{b}{g}{g}{g} All your black or green creatures
gains +1/+1, deathtouch and trample.