Re:Zero -starting a Different World Industry

[Germany] [Soviet Union] [Magic] [War] [Tech Tree] [Beast Ears Girl] No system, no grandfather, only the memories of a mechanical engineer with a passion for technology. My name is Leon, an Earthling transported by a truck to a world filled with magic. I'm a humble lord banished to a legendary, desolate land of sin. I thought that was the end, until...