It saddens me how few gamers I see around here, or at least it seems so, cause how else would one explain such widespread misunderstanding of setting and main focuses of the series.
Two extremely weird characters that are super funny.
In fact the light novels indicate that most races other than Immanity make use of futuristic levels of technology, albeit powered by magic.
Retrieved March 22, 2017.
The anime only covered the first 3 volumes, so you can assume that you are expecting at least double the content.
These health issues have since become worse, and are likely the reason there hasn't been a new light novel volume published since 2018.