Keeper to Keepers: Adding Multiplayer to Dome Keeper (godotfest2025)

The age-old wisdom for adding multiplayer to a complex single player game is: Don't. This talk will cover how we added mixed local and online multiplayer to an existing codebase of tens of thousands of lines of GDScript and how you can think about systems in your game to do the same. Licensed to the public under https://creativecommons.org/licenses/by/4.0/ about this event: https://pretalx.godotfest.com/godotfest-25/talk/AT8PKS/