STS 2 LAN Multiplayer

STS2 LAN Multiplayer

Play Slay the Spire 2 with friends on the same local network — This mod is a fork of SlayTheSpire2.LAN.Multiplayer by kmyuhkyuk .
Features

• Adds dedicated LAN Multiplayer buttons to the multiplayer menu
• Host opens a port and shares their local IP; friends type it in to connect
• Automatic LAN discovery — nearby hosts show up in the join list automatically
• Works entirely offline within your LAN

Installation

• Download the latest release  .zip
• Extract the  SlayTheSpire2.LAN.Multiplayer folder into your STS2  mods/ directory:

Slay the Spire 2/
└── mods/
    └── SlayTheSpire2.LAN.Multiplayer/
        ├── mod.json
        └── SlayTheSpire2.LAN.Multiplayer.dll

• Launch STS2

How to Play
Host: Multiplayer → LAN Host → pick a game mode → share your local IP → wait for friends to connect. Join: Multiplayer → LAN Join → click a discovered host, or enter their IP directly via Direct Connect.
Requires UDP port 33771 reachable between players. Works automatically on the same Wi-Fi; cross-network play needs port forwarding or a tunnel like playit.gg.
Settings
Configurable under Multiplayer → LAN Settings: player name, host port, max players, and net ID.
Compatibility

• Slay the Spire 2 (Early Access)
• Both players must be on the same game version
• Compatible with STS2 Public Lobby — install both at once

Credits
This mod is a fork of SlayTheSpire2.LAN.Multiplayer by kmyuhkyuk, with added separate LAN lobby UI and support for STS2 version 0.107.1.

Source code:https://github.com/afamdafam/SlayTheSpire2.LAN.Multiplayer/
License: GPL-3.0