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!

Welcome to the Mainframe Idle Protocol is a minimalist sci-fi tower defense / idle incremental game where tactical loadouts and economy management meet raw, exponential firepower. Set in a dark, neon-lit digital void, your goal is simple: manage a central CPU core and defend against an endless swarm of geometric anomalies. Dual-Core Tactical Combat Forget building complicated mazes. In Idle Protocol, you equip exactly 2 active Nodes (Towers) to face the swarm. Choose from 5 distinct weapons, including:<ul class="bb_ul"><li>Kernel: A balanced central core that focuses on consistent damage and devastating critical strikes.</li></ul><ul class="bb_ul"><li>Surge: A high-fire rate node that unleashes devastating Chain Lightning.</li><li>Solaris: A heavy sniper that applies intense Thermal/Burn damage.</li><li>Trojan: A viral node that applies Damage over Time through Malware.</li><li>Cluster: An unstable containment unit focusing on Explosion/AoE damage.</li></ul> Deep Meta-ProgressionHit an economic wall? Perform a System Reboot to prestige and earn Cycles. Spend your Cycles in the BIOS—a massive Hexagonal Grid Layout skill tree—to unlock game-changing Ultimate abilities like &quot;Infinite Loop&quot; or &quot;Supernova&quot;. Defeating Bosses also grants Upgrade Points (Chips) for the Circuit tab to further optimize your build. The True End Game: Quarantine Protocols This isn't just an endless grind. Reach Wave 500 to unlock the true endgame: Quarantine Protocols. Initiate a run with up to 5 brutal modifiers—like the No-Click Protocol or Monocore restrictions—to prove your architectural mastery and unlock exclusive Alternate Skins for your nodes.<h2 class="bb_tag" >Key Features:</h2><ul class="bb_ul"><li>Minimalist Aesthetics: High contrast neon graphics with Bloom and subtle CRT/Scanlines effects.</li><li>Respects Your Time: Fast-paced fixed wave spawns and Offline Progress that grants 50% of normal earnings while the game is closed.</li><li>Dynamic Scaling: Watch your damage output skyrocket into the Trillions as projectiles dynamically grow in size and sound heavier based on their level.</li><li>Built-in Achievements: Track your progress with 50 unique milestones and an integrated Stats Tracking System.</li></ul>

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Idle Protocol Achievements