Morbid Bloom is a uncommon Sorcery card from Alara Reborn (ARB), collector number 94. Current market price: $0.23 (foil $0.49), TCGplayer market prices via Scryfall.
Exile target creature card from a graveyard, then create X 1/1 green Saproling creature tokens, where X is the exiled card's toughness.