Midnight Backland Ritual

You may play this card only if you control exactly
4 tapped swamps and 4 tapped forests.
Search your library for a green spell and exile it.
Search your library for non-land spells with
combined mana cost of the exiled card. Put them
in a Ritual pile face-down. Target player loses 1
Life for each card in your Ritual pile.
Once during your upkeep you may search your
Ritual pile for one card and put it into your hand.