One of the mutated rats never stopped growing, it grew and grew and grew to great size. In great pain and afraid of everything it lashes out to destroy all percieved threats. Instinct: To remove percieved danger

• Attack what scares it

Rats mutated by ethically wrong biological experiments, horribly disfigured bipedal mutated rats with heightened intelligence. They scour the sewers for food and scraps. And should they find a cheese-warehouse... Instinct: Protect the cheese

• Claw and Bite