Cryptids, camping, and the collapse of civilization

They appeared several decades prior. Various beasts and cryptids, creatures of legend and obscure rumor alike suddenly swarmed an already struggling world. A final blow for what was left of many nations. The United States was completely fractured thanks to the rise of the beasts. The already divided nation could not unite against the sudden appearance of the cryptids and now all that remains of the nation are scattered city states competing for resources. Today people struggle to survive in a world infested by creatures...