Ghoultree

This spell costs less to cast for each creature card in your graveyard.

Once during each of your turns, you may cast a creature spell from your graveyard.

This spell costs less to cast for each green creature you control.

Trample

Undergrowth — This spell costs less to cast for each creature card in your graveyard.

When this creature enters, return target land card from your graveyard to the battlefield.

Domain — This spell costs less to cast for each basic land type among lands you control.

This spell costs less to cast if a creature died this turn.

Ward (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

If an opponent controls at least four more creatures than you, this spell costs less to cast.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)