HomeGamesUpdatesPricingMethodology
Steam News8 June 202628d ago

Co-op Multiplayer (PN-2026.6.2)

⚡ Update Overview Welcome to patch 2026.6.2! This patch features one of the most wanted features by our players: Co-op multiplayer! With this update, players can create game lobbies for their friend to join.

Full notes

Full Steel Swarm: SURVIVOR update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

1 fix0 additions6 changes0 removals
  • Events
  • Server
  • Gameplay
  • Fixes
  • Maps
changed⚡ Update OverviewWelcome to patch 2026.6.2! This patch features one of the most wanted features by our players: Co-op multiplayer! With this update, players can create game lobbies for their friend to join. Raid completion rewards are given to both participants, and the host can even let the second player play on levels and difficulties that they have not unlocked yet.
changed🔧 New Multiplayer Game ModeEvery level can be finished in multiplayer.
changed🔧 New Multiplayer Game ModeEvery player gets the full raid completion rewards.
changed🛠️ Improvements and Known IssuesIncreased the minimap visibility of some objects.
fixed🛠️ Improvements and Known IssuesFixed an issue regarding enemy projectiles.
changed🛠️ Improvements and Known IssuesWorking on an error that sometimes causes players to disconnect in multiplayer.

Steel Swarm: SURVIVOR changes

changedWelcome to patch 2026.6.2! This patch features one of the most wanted features by our players: Co-op multiplayer! With this update, players can create game lobbies for their friend to join. Raid completion rewards are given to both participants, and the host can even let the second player play on levels and difficulties that they have not unlocked yet.
changedEvery level can be finished in multiplayer.
changedEvery player gets the full raid completion rewards.
changedIncreased the minimap visibility of some objects.
fixedFixed an issue regarding enemy projectiles.

Update Overview

Welcome to patch 2026.6.2! This patch features one of the most wanted features by our players: Co-op multiplayer! With this update, players can create game lobbies for their friend to join. Raid completion rewards are given to both participants, and the host can even let the second player play on levels and difficulties that they have not unlocked yet.

🔧 New Multiplayer Game Mode

  • Two-player multiplayer lobbies can be created.

  • You can automatically see the lobbies of players in your steam friend list.

  • Every level can be finished in multiplayer.

  • Every player gets the full raid completion rewards.

  • Players can use their own drones and black-market upgrades regardless of the progress of the other player.

🛠️ Improvements and Known Issues

  • Increased the minimap visibility of some objects.

  • Old XP gems now merge into one bigger gem.

  • Fixed an issue regarding enemy projectiles.

  • Working on an error that sometimes causes players to disconnect in multiplayer.

🚀 Final Notes

This update aims to bring players closer and allow them to tackle on the swarm side by side. It was one of the most wanted features by our players and we are happy to share it with you. Although it is still in the development stage, we believe the multiplayer game mode will provide our players with a great experience. So, what are you waiting for Survivor? Call on for assistance and join the battlefield. The swarm never fights alone, and neither should you.

Source

Steam News / 8 June 2026

Open original post

Changelog.gg summarizes and formats this update. How we read updates.