Inferno Protocol game cover

Inferno Protocol CD Key

Survive a sprawling, deadly labyrinth solo or with up to 6 players. Scavenge, craft from defeated foes, set traps, trade with other survivors, and mutate with syringes. Decode echoes, uncover the darkness, and reach the exit—death is a lesson in Inferno Protocol.
Looking for the best price for Inferno Protocol? Compare offers from 1 stores on CheckGamePrices to find the cheapest Steam key available. Right now, the lowest price is 13.49$ at Steam.

Current Lowest Price

13.49$
Steam logo
Visit store

Release Date

28 Aug, 2026

Publisher/Developer

Tektonic Interactive

Reviews

Steam: 78.95% positive (150/190)
Metacritic: -

Inferno Protocol Steam Price History Chart

Current Steam price: 13.49$
Lowest Steam price ever: 8.76$ — 2026-10-08
Loading Inferno Protocol price history chart...

Inferno Protocol description

Inferno Protocol — Survival in a Perilous Labyrinth

Venture into a vast, deadly maze where every corridor twists into a new challenge. Inferno Protocol supports up to six players inside a sprawling structure whose scale dwarfs ordinary maps, offering a relentless test of nerves, wits, and restraint. The only rule you can trust is simple: survive long enough to reach the exit. No guides, no rescue team—only you, your crew, and the labyrinth’s ever-changing dangers.

  • Immense, unpredictable world: A labyrinth spanning roughly 22,000 football fields. Each corner is different, each path a potential trap, designed to push you to the edge of your instincts.
  • Scavenge, craft, and trade to endure: Scraps, metal, and damaged wiring are scarce resources. Harvest what you defeat to forge gear, armor, and tools. Trade with other survivors for ammo, intel, and supplies—currency here is survival, not money.
  • Echoes of the lost: The walls whisper with notes, recordings, and scribbles from those who came before. Collect the fragments, piece together the story, and uncover the darkness that binds this place.
  • Tactical traps and cunning: Don’t always fight head-on—set traps, outthink your pursuers, and turn the maze against your enemies when possible.
  • Genetic syringes, for better or worse: When offered, injections can rewrite your abilities. Some syringes grant power beyond imagination; others twist you into something unrecognizable. Choose wisely.
  • Safe Zone and setbacks: If you fall, you awaken in a Safe Zone to recuperate and re-arm. Death isn’t an end here—it’s a lesson the labyrinth uses to sharpen you for the next attempt.
  • Solo or squad, the danger remains: Enter alone to test nerves or team up with up to five others to cover every angle, share syringes, and barter for advantage. The maze doesn’t care which path you take; the exit still waits.
  • Atmosphere of mystery and menace: The labyrinth is both stage and antagonist, challenging stealth, caution, and timing as you navigate impossible corridors and shifting threats.
  • Ultimate objective: Reach the exit. The journey is as vital as the destination, because every attempt reveals a little more about the darkness that binds Inferno Protocol.

Inferno Protocol blends survival horror with a player-driven economy and resourceful crafting. You’ll balance exploration with confrontation, decide when to trade or trap, and weigh immediate gains against long-term risk. Whether you walk the maze alone or in a coordinated squad, the path to freedom is fraught with danger—and every choice shapes your legacy inside the labyrinth.