Lobbies v1.5.6 · Changelog · Made by a gamer for gamers

Power up heroes in co-op or solo as you battle endless hordes in a roguelite bullet hell base-building run. Build a shared stronghold, face the final boss, and see how long you survive!
Steam · 1.3K reviews · 78% positive
The Sineus Arena Survivors Lobby
Sineus Arena Survivors: Huge Bundle Showcase & Sale
Hello, everyone!Since our release, we’ve built an amazing lineup of game bundles over the past three months.ight now, you can get Sineus Arena Survivors at 25% off, which stacks directly with an extra 10% discount on collab bundles!Our Official BundlesFirst up, check out our official game editions…
🍂 Sineus Arena Survivors is part of the Steam Autumn Sale!
Hello, Survivors!The Steam Autumn Sale is officially live, and we have some huge news — Sineus Arena Survivors is joining its very first Steam sale!Whether you've had the game on your wishlist for a while or want to jump in with your friends, now is the absolute best time to join the battleAutumn S…
Quality-of-Life & Bugfix Patch — Hotfix 1.5.1!
Hello, everyone!We’re back with a fresh patch focused on quality-of-life improvements, co-op enhancements, and a huge batch of bug fixes! From smoother mob spawns to cleaner multiplayer overlay interactions and visual fixes across the board, this hotfix cleans up the battlefield so you can focus on…
via Steam