Fey, Dryad of Changing Seasons

Harvest 4 (You may sacrifice 4 lands that produce different colors instead of paying this creatures converted mana cost)
Creatures you control have "Sacrifice a creature,
place a creature onto the battlefield with
converted mana cost X where X is that creatures
mana cost plus {2}.
{2}: You may play a land card from your graveyard if you have not played a land card yet this turn.