Nature's Rhythm [PPTDM - 150]

Rarity: R #: 150 Creature Type or Sub Type: Sorcery Rules Text Contains: Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Harmonize XGGGG (You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by an amount of generic mana equal to its power. Then exile this spell.)