At the beginning of your upkeep, exile a card from your graveyard.
Threshold — As long as seven or more cards are in your graveyard, Decaying Soil has "Whenever a nontoken creature is put into your graveyard from the battlefield, you may pay . If you do, return that card to your hand."
At the beginning of your upkeep, remove a card in your graveyard from the game.
Threshold Whenever a nontoken creature is put into your graveyard from play, you may pay . If you do, return that card to your hand. (You have threshold as long as seven or more cards are in your graveyard.)
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