The Black Infection is an unknown virus that appeared out of thin air, it spread throughout the world like wild fire, there are 4 stages before becoming fully infected, 1. Black Vines, veins will become black and noticable and hunger for fresh meat, 2. The Black Shards of Darkness, sharp small to medium sized black spikes will come out from the back, infection speed will become rapid, taller, extra, durable, black, limbs and eyes will become become black (red or white in some rare cases) 3. Dark Beast Skin very durable, muscular, very tall and finally, 4. Demon of Darkness, this stage is unknown because no scientist was able to get a test subject 6 types of zombies, Black Prowler, fast and agile, lacks strength, Black Demon, powerful, has some agility, finally Black Tyrant, fast and agile, has a lot of strength, very smart, Black Behemoths, unknown but is assumed to be very powerful, roams only at night, and Black Titans, lacks speed and agility (obviously) tons of strength