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Overclocked Arena: Instability Protocol

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Overclocked Arena: Instability Protocol screenshot 1
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Overclocked Arena: Instability Protocol

Terminal State Games · Published by Terminal State Games · Official site ↗

Content notice: The game contains combat and killing monsters

3 user reviews — 100% positive (3 reviews) · 40 achievements

Last updated 28 Sept 2026

A fast-paced bullet heaven action roguelike set in a futuristic arena. Face overwhelming enemy waves, evolve your build with powerful upgrades, and survive escalating instability that constantly reshapes the battlefield.

DJCTQ 14MultiplayerFull Controller Support

£3.59

Lowest price we've ever recorded

View on Steam

Prices can lag the live Steam store — always confirm before buying.

Price history

5 Sept 2026Lowest: £3.59 · Highest: £3.5913 Oct 2026

Action, Indie · 2026 · More under £5 games

About this game

Enter the Arena. Can you survive?

Overclocked Arena: Instability Protocol is a fast-paced sci-fi action roguelike where escalating instability turns every run into controlled chaos.

Enter the Arena.
Eliminate hostile waves.
Push your build beyond safe limits.

The more powerful upgrades you choose, the more unstable the system becomes.

Escalating Instability

Every run increases global instability.
Enemy density rises.
Elite variants appear—systems overload.

Can you survive when the Arena reaches a critical state?

Build-Driven Combat

  • Unlock, upgrade, and evolve your weapons

  • Expand your Sphere Grid progression

  • Combine modifiers to create devastating synergies

  • Adapt your strategy as instability reshapes the battlefield

No two runs play the same.

Intelligent Enemy Pressure

Enemies coordinate their movements using adaptive systems, flooding the arena with relentless pursuit.
Special elite enemies and bosses introduce new attack patterns and tactical threats.

Designed for Replayability

  • Procedurally generated maps

  • Increasing wave intensity

  • Unlock new characters and permanent upgrades

  • 4 difficulty modes, including Overclocked

Each run pushes you closer to mastering the system.

Survive. Adapt. Overclock.

System Requirements

Will my PC run this? →

Minimum

Minimum:
  • OS: Windows 10
  • Processor: Intel Core i3-6100 or equivalent
  • Memory: 4 GB RAM
  • Graphics: Intel HD 4000 / UHD 620-class or better
  • Storage: 1 GB available space

Recommended

Recommended:
  • OS: Windows 10
  • Processor: Intel i5-8400 / Ryzen 5 2600
  • Memory: 8 GB RAM
  • Graphics: GTX 750 Ti / RX 460 or better
  • Storage: 1 GB available space

Supported Languages

English*, Japanese*, Portuguese - Brazil*, French*, German*, Simplified Chinese*, Russian*
*languages with full audio support

Latest news

  • Patch NotesOfficial

    Dual Controller Support For Local Co-op / Steam Remote Play

    You can now play Overclocked Arena: Instability Protocol with two controllers, enabling local co-op and seamless play through Steam Remote Play. Previously, one player had to use the keyboard and mouse while the other used a controller, but this is now an issue of the past. Survive the chaos together as instability escalates and enemy pressure intensifies. What’s new: Full dual controller support for Local Co-Op Keyboard / Mouse is still supported for P1 Should work with Steam Remote Play Coordinate your builds. Cover each other’s weaknesses. Push the system further than ever before. Because when instability rises… going alone is no longer the only option.
    Read full article on Community Announcements (Kurumi)
  • Patch NotesOfficial

    Visual & Achievement Fixes

    Fixed visual artifacts causing thin lines between tiles and resolved an issue where Stage 3 achievements were not unlocking correctly. Fixed: - Fixed thin lines appearing between tiles during gameplay (especially 3rd stage) - Fixed Stage 3 achievements not unlocking Improved: - Updated tilemap rendering to use chunk-based rendering for better performance and consistency - Improved visual clarity across different resolutions - Minor fixes to enemy mutation visuals and rendering alignment
    Read full article on Community Announcements (Kurumi)
  • Patch NotesOfficial

    Frozen Protocol Update: Stage 3 Now Live

    The Arena expands.Stage 3: Frozen Protocol is now available and unlocks after clearing Stage 2.Step into a frozen battlefield where control is no longer guaranteed. Ice-covered terrain introduces slippery movement, forcing you to adapt your positioning and rethink every dodge.But the environment isn’t your only enemy.New enemy behaviors reshape the battlefield:Some enemies move faster on ice, turning frozen zones into high-risk areasOthers can transform snow into ice, dynamically altering the terrain mid-runNew enemy types and elites add fresh pressure and synergy with the environmentThis update also includes:New winter-themed enemies (including snowman and walrus)New enemy traits and archetypesImproved enemy pathing and collision fixesSeparate wave configurations for better stage varietyNew achievements for the Winter StageAdditional polish, fixes, and gameplay improvementsThe deeper you go, the more unstable—and unforgiving—the Arena becomes.Can you maintain control when the ground itself betrays you?
    Read full article on Community Announcements (Kurumi)
  • AnnouncementsOfficial

    Last Chance: 10 Hours Left for Launch Discount

    ⚠️ Only 10 hours leftFinal Hours of the Launch DiscountThe launch discount for Overclocked Arena: Instability Protocol is almost over.There are only 10 hours left to grab the game at a reduced price.If you’ve been waiting — now is the time.Sneak Peek: Winter Stage (In Development)Work has already begun on the next update, and I’d like to share a small preview of what’s coming next.The new Winter Stage introduces:Walkable ice surfacesSlippery player movement that changes how you control your characterA new layer of challenge as positioning becomes less predictableMovement and combat will feel very different on frozen terrain, requiring you to adapt your playstyle to survive.New Enemies & TraitsAlongside the new stage, additional enemies are in development:New enemy typesUnique traits and behaviorsFresh challenges that interact with the evolving instability systemThese additions are designed to keep runs dynamic and unpredictable.Still in DevelopmentEverything shown here is a work in progress, and more details will be shared as development continues.Your feedback so far has been incredibly helpful in shaping the game — thank you for being part of the journey.Don’t Miss the DiscountIf you’ve been enjoying the updates or are interested in jumping in:👉 Now is the best time to get the game before the launch discount ends.Only 10 hours remaining.
    Read full article on Community Announcements (Kurumi)
  • Patch NotesOfficial

    Multiplayer & Enemy Behavior Fixes

    Fixed multiple multiplayer issues, including incorrect boss targeting and enemy behavior. Gravity Well now properly affects ranged enemies, and bosses are less likely to get stuck. Also fixed edge cases with boss spawning and background music.
    Read full article on Community Announcements (Kurumi)

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