Agoldaur's Treeholes Towers

Search your library for two green, white or black creatures with a combined converted mana cost of
3 or less and put them in your hand.
{g}{t}: add {w} or {b} to your mana pool.
{w}{t}: add {b} or {g} to your mana pool.
{b}{t}: add {g} or {w} to your mana pool.