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Buy Slumbering Feline - Nightmare PC Key

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Where can you buy the cheapest Slumbering Feline - Nightmare key for {5}? Check and compare prices from 1 stores among 1 offers on XD.deals. The lowest Slumbering Feline - Nightmare price on keyshops is at C$2.39 (0% off).

Release: 14 May 2026
The Flavare
The Flavare
Free To Play
Keyshops
Unavailable
Buy in Official Store:
C$2.39
Buy in Keyshops:
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Official Stores (1)

DRM:
Steam
Steam
Steam
Slumbering Feline - Nightmare
Windows
+1
2w ago
DRM:
Steam
Steam
C$2.39
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About Slumbering Feline - Nightmare

Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare
Slumbering Feline - Nightmare - about the game

Momoā€™s nightmare deepens.

Escape from the unpredictable nightmare slumber! All enemies are enhanced to prevent Momo from escaping!

  • New Nightmare Enemies variants

    • More sturdy, move fast, fast respawn and enhance attack.

    • All attacks will more deadly and affect Nightmare Mark

    • Nightmare Mark: Slowly reduce Mental Health overtime

  • Nightmare Enemies will randomly spawn in a determined place every new game.

  • Enemy Weakness enhanced into Nightmare Weakness and hidden by default.

    • Nightmare WeaknessĀ will be revealed when aimed or by Moonlight Celestial Rune

  • Nightmare Exclusive Celestial Runes

Nightmare Exclusive Celestial Runes

New Celestial Runes will available exclusively on Nightmare:

  • Moonlight: Reveal nearby Nightmare Weakness.

  • Nightmare Antibody: Immune to Nightmare Mark.

Also, Momo's Runes Slot increased from 3 to 4 slots.

Nightmare Exclusive Achievements

New achievements added exclusive for Nightmare Mode

How to Unlock and Play Nightmare

NightmareĀ is optionally unlocked after Momo escaped onceĀ AND requires ownership of theĀ Nightmare DLC.

You can still start play Nightmare directly even before unlocking it, BUT it's recommended to play and escape at least once first.

Then, to play Nightmare, start a New Game from theĀ Main Menu and select Nightmare.

Notes

Recommended only for players who really enjoy hard challenges.

Free To Play Casual Adventure Single-player Downloadable Content Stats Steam Achievements Full controller support Steam Cloud Stereo Sound Adjustable Difficulty

Age rating

Unavailable

Slumbering Feline - Nightmare PC price history

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Historical low
Price history from official stores
C$2.15
Steam
1 months ago
Currently lowest: C$2.39 Steam
Price history from keyshops
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Currently lowest: - -
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FAQ

8 questions

Before you start looking for a cheap Slumbering Feline - Nightmare PC key, check the essentials. Developed by The Flavare. Published by The Flavare. PC released date: 14 May 2026. Genres: Free To Play, Casual, Adventure. Categories: Single-player, Downloadable Content, Stats, Steam Achievements, Full controller support, Steam Cloud, Stereo Sound, Adjustable Difficulty.

Q

Where to buy a cheap Slumbering Feline - Nightmare Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Slumbering Feline - Nightmare key for as low as C$2.39. This deal is available at Steam and is among the cheapest offers on the market. All keys listed on XD.deals are delivered digitally and eligible for instant download after payment. Prices already include processing fees and applied promo codes, so you always see the lowest Slumbering Feline - Nightmare price on PC. Check the Slumbering Feline - Nightmare price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Slumbering Feline - Nightmare Steam price is C$2.39. You can save an extra ~6% by paying with a discounted Steam gift card.

Our price tracker covers both official retailers and key marketplaces, so you can find Slumbering Feline - Nightmare on sale even outside seasonal promotions. We currently detect 1 active offer from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, Slumbering Feline - Nightmare is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

Yes. Slumbering Feline - Nightmare has an official page on the Steam Store. You can also buy a Slumbering Feline - Nightmare Steam key from third-party sellers. Our price comparison currently includes 1 offer with Steam DRM. Pick one to ensure your Slumbering Feline - Nightmare download happens on Valve's platform.

Not at this time. Valve marks Slumbering Feline - Nightmare as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

Slumbering Feline - Nightmare does not appear to be available on PC Game Pass, EA Play, Ubisoft+ or any other PC subscription service at this time. Your only option is purchasing the game - use XD.deals to find the best price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Slumbering Feline - Nightmare deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

Best prices for Slumbering Feline - Nightmare

1 Steam Steam Official
C$2.39

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