Idle Protocol (2026)

Idle Protocol is a minimalist sci-fi tower defense and incremental game. Manage a central CPU core, equip exactly 2 Nodes, and defend against geometric anomalies. Perform a System Reboot to earn Cycles and unlock permanent modules in the BIOS!

• 5 Steam reviews
• released 2026

Tags

• Strategy
• Incremental
• Casual
• Idler
• Auto Battler
• Tower Defense
• 2D
• Cyberpunk
• Minimalist
• Indie
• Pixel Graphics
• Sci-fi
• Singleplayer

See Idle Protocol on the map of Steam · Steam store page