Five Nights at Freddy's - It's a mystery kiddo, ¯\(ツ)/¯

"I told you Mokuba, you buy them from a store! Just like everything else." -Seto Kaiba

It's simple, really. You send a purchase order via mail to the manufacturer, you wait 2 to 3 weeks, and one day, the UPS truck delivers a crate with the baby inside, wrapped in polystyrene an bubble wrap.