Buy Sinister Halloween PC Key

Looking for a cheap Sinister Halloween key? As of 20 Aug. 2026 the lowest offer is C$4.97 at Gameseal, picked from 9 offers across 9 stores. Keyshops start at C$4.97, official stores at C$10.49. On PC the keyshop wins on price in most comparisons, but then you are buying a code from a third-party seller, so check the activation region. This game has been cheaper before, on 87% of the days we have data for. A price alert will let you know when the next drop comes. On PC you buy a key that you activate in Steam or another client, and this is the widest market we track, with more than a quarter of games carrying a keyshop offer.

Release: 31 Oct. 2019
Metacritic:
tbd tbd
Steam:
Very Positive (114)
Buy in Official Store:
C$10.49
Buy in Keyshops:
-52%
C$4.97
In keyshops, it was cheaper on 87% of days with data.
See price history

Official Stores (2)

DRM:
Steam
Steam
Steam
Sinister Halloween
Windows
+1
2w ago
DRM:
Steam
Steam
C$10.49
Green Man Gaming
Sinister Halloween
Windows
+1
25w ago
DRM:
Steam
Green Man Gaming
C$10.49

Keyshops (7)

DRM:
Steam
Steam
Gameseal
Sinister Halloween (PC) Steam Key - GLOBAL
Windows
+1
4w ago
DRM:
Steam
Gameseal
C$10.49 ~C$4.97
-52%
-17% with SEAL17XDDcopy
-17% with SEAL17XDDcopy
Difmark
Sinister Halloween (PC)
Windows
+1
3w ago
DRM:
Steam
Difmark
C$10.49 ~C$5.60
-46%
-15% with XDDEALScopy
-15% with XDDEALScopy
Driffle
Sinister Halloween (Global) (PC) - Steam - Digital Key
Windows
+1
1h ago
DRM:
Steam
Driffle
C$9.64 ~C$5.87
-39%
-6% with XDDEALS6copy
-6% with XDDEALS6copy
G2Play
Sinister Halloween Steam CD Key
Windows
+1
16h ago
DRM:
Steam
G2Play
C$11.27 ~C$5.94
-47%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Kinguin
Sinister Halloween Steam CD Key
Windows
+1
17h ago
DRM:
Steam
Kinguin
C$11.27 ~C$5.94
-47%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Sinister Halloween (PC) Steam Key GLOBAL
5.0
Windows
+1
18h ago
DRM:
Steam
Eneba
C$11.27 ~C$5.96
-47%
-10% with XDD10copy
-10% with XDD10copy
G2A
Sinister Halloween Steam Key GLOBAL
Windows
+1
1h ago
DRM:
Steam
G2A
C$10.49 C$8.39
-20%
-8% with G2A8XDDcopy
-8% with G2A8XDDcopy

About Sinister Halloween

Sinister Halloween - about the game

Sinister Halloween is a single-player horror action game that places players in a story-driven experience set on a Halloween night in the mountain peaks of northern Canada. The title combines action, adventure, and simulation elements with traditional first-person shooter mechanics on PC, alongside full VR support for those seeking a more physical approach to the horror.

Gameplay

The core loop centers on navigating haunted locations while managing threats from various monsters. Players use a mouse and keyboard setup for standard FPS controls or switch to VR for interactive mechanics that require physical gestures to handle objects and weapons. Locomotion options in VR include walking movement and teleportation to suit different comfort levels. Exploration involves collecting items such as notes and newspapers that advance the narrative about local legends and the sinister events unfolding during the festival.

Combat requires selecting from available tools to fend off attackers in close and ranged encounters. The game emphasizes atmosphere through its Canadian mountain setting and the progression toward a large party, with players entering themed houses along the way. Sessions focus on survival against waves of enemies while uncovering the story behind the holiday of the afterlife.

Game Modes

The primary mode is a single-player story-driven campaign spread across nine maps. This mode follows a linear path of trick-or-treating and haunted house visits that build toward the main event, incorporating narrative elements through environmental storytelling and collected items.

A separate survival mode offers eight additional maps where the objective is to reach the end while eliminating threats in an onslaught. These maps emphasize endurance and resource management in standalone scenarios that differ from the campaign's narrative focus. Both modes support the same control schemes and enemy encounters.

Enemies and Weapons

Players face a roster of monsters including werewolves, a mama ghost lady, graveyard mummies, spirit ghosts, a chainsaw butcher, forest trees, and a soul reaper. Each type presents distinct behaviors that require different approaches during encounters.

The arsenal consists of a pistol, shotgun, fire torch, and holy cross for direct confrontation. Additional tools like notes, newspapers, and spirit books serve investigative purposes that tie into the story. These elements remain consistent across both game modes and control types.

Atmosphere and Setting

The game builds tension through its Halloween festival backdrop in a remote northern Canadian location known for horror attractions. Players move through environments filled with seasonal details such as candy and themed houses while accompanied by friends in the narrative. The overall tone mixes horror with light adventure elements, creating a focused experience suited for seasonal play sessions.

Is It Worth Playing?

Sinister Halloween suits players interested in short, single-player horror experiences with FPS mechanics and optional VR immersion. Its story campaign and survival maps provide distinct ways to engage with the enemy roster and weapon set. The title has received very positive feedback from its player base, with 123 reviews showing 82 percent approval. Those who enjoy atmospheric horror without multiplayer components or ongoing seasonal content will find the available modes align with that preference. The game remains available on PC for those seeking a straightforward Halloween-themed outing.

Interface:
English
Audio:
English

Age rating

Unavailable
Metacritic:
tbd tbd
Steam:
Very Positive (114)

Minimum:

  • OS: Windows10
  • Processor: I5-4590/AMD FX 8350
  • Memory: 4 GB RAM
  • Graphics: GTX 1060
  • DirectX: Version 11
  • Storage: 23 GB available space
  • Additional Notes: Broadband Internet connection

Recommended:

Historical low
Price history from official stores
C$2.62
Steam
2 months ago
Price history from keyshops
C$4.85
Gameseal
5 months ago

FAQ

9 questions

Before you start looking for a cheap Sinister Halloween PC key, check the essentials. Developed by Celeritas Games. Published by Celeritas Games. PC released date: 31 Oct. 2019. Genres: Action, Indie, Simulation, Adventure. Categories: Family Sharing, Single-player, Steam Achievements, Tracked Controller Support, VR Supported.

Q

Where to buy a cheap Sinister Halloween Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Sinister Halloween key for as low as C$4.97. This deal is available at Gameseal 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 Sinister Halloween price on PC. Check the Sinister Halloween price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Sinister Halloween Steam price is C$10.49. 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 Sinister Halloween on sale even outside seasonal promotions. We currently detect 9 active offers 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, Sinister Halloween is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

The current price is high against its own history: it was cheaper on 87% of days with data. The cheapest offer came most often from Gameseal: 71 of 159 days with data. The price reached its historical low on only 3 days out of 159 days with data. We have recorded offers from 10 stores in total, and from 4 in the most recent reading.

Yes. Sinister Halloween has an official page on the Steam Store. You can also buy a Sinister Halloween Steam key from third-party sellers. Our price comparison currently includes 9 offers with Steam DRM. Pick one to ensure your Sinister Halloween download happens on Valve's platform.

Yes, with minor tweaks. Sinister Halloween is Steam Deck Playable - it works after small adjustments like selecting a Proton version or using the touchscreen for tiny launcher text. You can play Sinister Halloween on Steam Deck.

According to our data Sinister Halloween is not currently available on PC Game Pass, EA Play or Ubisoft+. We are still filling in the catalogues of these services, so it is worth confirming the status at the source before you decide. If you are buying, XD.deals will help you find the lowest price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best Sinister Halloween 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 Sinister Halloween

1 Gameseal Gameseal Keyshop
-52% C$4.97
2 Difmark Difmark Keyshop
-46% C$5.60
3 Driffle Driffle Keyshop
-39% C$5.87
4 G2Play G2Play Keyshop
-47% C$5.94
5 Kinguin Kinguin Keyshop
-47% C$5.94

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