Sowing Mycospawn is a rare Creature — Eldrazi Fungus card from Secret Lair Promo (SLP), collector number 51. Current market price: $3.04 (foil $19.55), TCGplayer market prices via Scryfall.
Devoid (This card has no color.) Kicker {1}{C} (You may pay an additional {1}{C} as you cast this spell.) When you cast this spell, search your library for a land card, put it onto the battlefield, then shuffle. When you cast this spell, if it was kicked, exile target land.