At this wiki page, it describes how to set up Mudfish for App Players such as Nox, Momo and BlueStacks. At this moment the following settings are available via Mudfish:
Full VPN mode
This method is pros and cons but it's an easiest way to set up.
Nox App Player
This method is with using SOCKS proxy feature of mudfish nodes directly. It's also working for other App Players.
FAQ (Frequently Asked Questions)
Q: Could you please add an item for App Player?
No. Because Mudfish doesn't hook a library API to redirect the programs or the games, I can't make the item for App Player itself. You need to ask to register the game itself rather than App Player.