Mucormycosis

When Mucormycosis enters the battlefield,
enchant a creature you control. It is a fungus in addition to it's other creature types. Whenever
this creature gets blocked or is blocking, put a infection counter on the blocking/attacking
creature(s). Whenever a creature with one or
more infection counter dies, deal X damage to a creatures your opponents control, where X is the number of infection counters on that creature.