These are — not authorized by the original developers. Examples seen online include:
Master the Mini Militia Multiverse: Combat Strategies and Legacy Modes mini-militia-mwd-fry-fayr
Some third-party files are labelled with unusual names (like "MWD", "Fry", or "Fayr") in an attempt to avoid detection by security software or to appear unique on download sites. However, the specific string "Mini-Militia-MWD-Fry-Fayr" remains extremely obscure and is from reputable game modding communities. These are — not authorized by the original developers