About Boss Key

Boss Key is an Indie, Casual, Simulation, Strategy, and Early Access game developed by Institute of Card Game Studies. On 7/28/2026, it was released on the Steam Store by Institute of Card Game Studies.

It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.

According to Steam’s category system, Boss Key supports the following features:

• Single-player
• PvP
• Custom Volume Controls
• Multi-player
• Online PvP
• Includes level editor
• Stereo Sound
• Playable without Timed Input
• Narrated Game Menus
• Adjustable Difficulty
• Mouse Only Option
• Family Sharing
• Steam Workshop
• Steam Cloud

Media & Sceenshots

Watch the featured video for Boss Key and see the latest screenshots from the Steam Store.

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Soures & References

Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.

Boss Key data has been sourced from:

• Valve Corporation. (2026, June 22). Boss Key on Steam. Steam Store.
• Valve Corporation. (2026, June 22). Boss Key. Steam Community Hub.