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Undying Flame
Bullet HellHack and SlashRogueliteIncrementalTower Defense50% positive on Steam
Per Sidera IndustriesReleased 8 Sept 2026
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All offers (1)
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Standard Edition 1 offer · EU & Global
Lowest priceUndying Flame PC Steam CD KeyActivation keySteamGlobal€3.99Payment fee added at checkoutView deal
Official store Steam · price for Germany
- SteamSteam store pageDirect purchaseSteamGermany€5.69Official store, no marketplace feeView on Steam
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Inside the game
Trailer & screenshotsSee what awaits.
Price comparison
Buy Undying Flame key: current price comparison
The cheapest Undying Flame key that activates in the EU currently costs €3.99 at Kinguin. Keyfinder compares 1 offer from 1 shop for this price. That is 30% less than the Steam price of €5.69. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
The details
About Undying Flame
Keep the fire alive, commit to a build, and carry 91 relics through a campaign that transforms from Fire to Star to Void. No ads or purchases.
- Developer
- Per Sidera Industries
- Publisher
- Per Sidera Industries
- Release date
- 8 Sept 2026
- Steam
- View on Steam