crimson v0.3.0 added fully working lan multiplayer with up to 4 players. my version also has an automatic replay recording in a compact format (initial state + inputs only), so i can show you the first real test between different machines. multiplayer supports survival, rush, and individual quests mode. the progression and unlocks are mirrored from the host. host a match: crimson lan host --mode survival --players 2 crimson lan host --mode quests --quest-level 2.10 --players 2 other players join: crimson lan join --host 1.2.3.4 with crimson being either of those depending of how you installed it: uvx crimsonland@latest (instant install + run) uv run crimson (from the repo) crimson (uv tool install crimsonland@latest)