Spiritual Grounds

As an additional cost to cast this spell, exile any
number of lands you control. Then, for each
land you exiled this turn, create a 1/1 white
Spirit creature token with flying.
Sacrifice any number of Spirits, Exile Spiritual Grounds from your graveyard: For each Spirit
you sacrificed this turn, you may return a land
card you own in exile to your hand.
Remember—Exile a land card from your hand