Shop Empire Underground In Shop Empire Underground, your job is to open a underground shopping mall. Your main customers are zombies. So your job not only to build a shopping center, but also to use biohazards missiles to increase zombie populations worldwide. More zombies more customers. Build cool shop such as clothing store, ice cream shop, and much more. Hire janitors and shopkeepers for your new mall. Earn as much money as you can. Enjoy it on Creetor.