Cankerbloom is a uncommon Creature — Phyrexian Fungus card from Phyrexia: All Will Be One (ONE), collector number 294. Current market price: $0.34 (foil $0.37), TCGplayer market prices via Scryfall.
{1}, Sacrifice this creature: Choose one — • Destroy target artifact. • Destroy target enchantment. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)