The mane 6 are in trouble! Ponyville has been thrown into anarchy from a virus that is unknown to any pony. Trying to find a cure, and battling the un-dead ponies across Equestria, they come across a new Left 4 Dead gang. Do they join forces or do they split up into their own paths and do things separately. Follow the gang on their epic quest to restore harmony to Equestria.