To use multiple bots on the same windows instance, you can use multiple remote desktop sessions with one session for each bot.
For some editions of Windows, the default configuration only lets you use 0 or 1 such sessions.
To avoid this limitation and enable Remote Desktop Host support and concurrent(multiple) remote desktop sessions, use the following tool:
Please note that this tool might need some maintenance when windows is updated.
In case you run into issues with rdp-wrap, I recommend to check out the issues list at Issues · stascorp/rdpwrap · GitHub
There are many people over there sharing what they did to make RDP Wrapper work in their case.
Have a look at this video guide explaining how to Allow Multiple Remote Desktop Sessions in windows:
Then place one bot and game client in each of the remote desktop sessions:
https://i.imgur.com/pLXWNbm.png
Since each desktop session has its own mouse and keyboard, no coordination is required between the bots.