Medieval 2: Total War is considered one of the best strategy games out there, but the AI leaves a lot to be desired. Thankfully, M2TW’s active modding community has come up with a plethora of solutions to the AI problem. Check out five excellent mods that improve the game’s AI, so you can enjoy more challenging battles!
https://www.gamersdecide.com/articles/medieval-2-total-war-best-ai-mods