- Guerrilla confirms it’s working on a Horizon online co-op game | VGCVideo Games Chronicle
- Horizon Multiplayer Game Confirmed By GuerrillaIGN
- Horizon multiplayer confirmed alongside new “solo adventures”Gamesradar
- Horizon Online Multiplayer to Feature New Characters and Unique Stylised LookPush Square
- Horizon online project in development featuring new cast and ‘stylized’ lookGematsu