You can download Mania Mod Loader from the official GameBanana page.ĭownload the Mania Mod Loader, then use your favorite zipping app like 7zip to unzip it to the same directory as your Sonic Mania installation. To make this process as simple as possible, we’ll be using Mania Mod Loader, a popular tool for easily installing Sonic Mania mods. The only downside to this is that it seems to be limited to two players.

We don’t know if it’ll ever be brought back, but in the meantime you can use another mod called MultiMania for online co-op. IMPORTANT UPDATE: Unfortunately, CodenameGamma, the developer behind the 4-player co-op mod, has disabled mod downloads. Sonic Mania is a fantastic 2D adventure that highlights Sonic’s glory days, but what if you could experience Mania Mode online with friends? That dream is now reality thanks to a mod that adds online support to Sonic Mania! Today, we’ll show you how to install Sonic Mania 4 player co-op mod! Installing MultiMania Co-Op Mod in Sonic Mania

Sonic mania mod manager black screen