[Host Singleplayer Save] ➔ [Trigger Battle] ➔ [Launch Dedicated/LAN Server] ➔ [Friends Join via IP] ➔ [Resolve Battle] ➔ [Save Writes Back to Host]
While Battle Time! was the go-to, other mods and approaches existed to simulate a cooperative experience. 1. Persistent World (PW)
Money and faction ownership persist across server restarts, effectively turning Warband into a hardcore, player-driven medieval MMO campaign. The Bannerlord Co-op Influence on Warband
The answer in 2021, and still one of the most effective, is the (often paired with other mods like Floris Evolved ), which allows players to bring their single-player campaign battles into a multiplayer environment. What is the BattleTime Mod (2021 Edition)?
No web browsers. No external launcher. No 24/7 admin. You clicked "Multiplayer," selected IG, and within 10 minutes you were sieging a Byzantine castle with your friends against AI and human enemies. It was the most accessible mod of the year.
If you are hosting a Battle Time! server, you must forward port 7240 (UDP/TCP) in your router settings so your friends can connect, or use a virtual LAN software like Hamachi or Radmin VPN.