Buy Mark of the Deep PC Key

Looking for a cheap Mark of the Deep key? As of 21 Aug 2026 the cheapest key costs $2.90 at Eneba. We compare 23 offers from 19 stores, spanning $2.90 to $27.29. In keyshops the lowest price is $2.90, in official stores it starts at $7.99. With this many sellers the gap between the extremes is often several times over, so picking the store matters more here than waiting for a sale. This game has been cheaper before, on 99% 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: 24 Jan 2025
Metacritic:
81 tbd
Steam:
Mostly Positive (166)
Buy in Official Store:
-60%
$7.99
Buy in Keyshops:
-87%
$2.90
In official stores, it was cheaper on 99% of days with data.
See price history

Official Stores (10)

DRM:
GOG.com
Mark of the Deep
Windows
+1
5d ago
DRM:
GOG
GOG.com
$19.99 $7.99
-60%
GamersGate
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
GamersGate
$19.99 $17.99
-10%
-10% with XDD10copy
-10% with XDD10copy
Playsum
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
Playsum
$19.99 $17.99
-10%
-10% with XDDEALScopy
-10% with XDDEALScopy
Playsum
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
Playsum
$19.99 $17.99
-10%
-10% with XDDEALScopy
-10% with XDDEALScopy
Gamesplanet US
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
Gamesplanet US
$19.99 $17.99
-10%
Allyouplay
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
Allyouplay
$19.99
Steam
Mark of the Deep
Windows
+1
1w ago
DRM:
Steam
Steam
$19.99

Keyshops (13)

DRM:
Steam
Steam
Mark of the Deep Steam Key (PC) GLOBAL
5.0
Windows
+1
11h ago
DRM:
Steam
Eneba
$22.81 ~$2.90
-87%
-10% with XDD10copy
-10% with XDD10copy
Difmark
Mark of the Deep (PC)
Windows
+1
3w ago
DRM:
Steam
Difmark
$19.99 ~$2.90
-85%
-15% with XDDEALScopy
-15% with XDDEALScopy
Gameseal
Mark of the Deep (PC) Steam Key - ROW
Windows
+1
8h ago
DRM:
Steam
Gameseal
$19.99 ~$3.01
-84%
-17% with SEAL17XDDcopy
-17% with SEAL17XDDcopy
Driffle
Mark of the Deep (Global) (PC) - Steam - Digital Key
Windows
+1
14h ago
DRM:
Steam
Driffle
$19.50 ~$3.31
-83%
-6% with XDDEALS6copy
-6% with XDDEALS6copy
G2Play
Mark of the Deep PC Steam CD Key
Windows
+1
10h ago
DRM:
Steam
G2Play
$22.81 ~$3.32
-85%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Kinguin
Mark of the Deep PC Steam CD Key
Windows
+1
10h ago
DRM:
Steam
Kinguin
$22.81 ~$3.32
-85%
-8% with XD8DEALScopy
-8% with XD8DEALScopy
Electronic First
Mark of the Deep PC Steam CD Key
Windows
+1
12h ago
DRM:
Steam
Electronic First
$19.99 ~$3.37
-83%

About Mark of the Deep

Mark of the Deep - about the game

Mark of the Deep is an action-adventure game that blends Metroidvania exploration with Souls-like combat on PC. Players take control of rookie pirate Marcus Ramsey after his ship wrecks on a cursed island shrouded in myth. The core experience centers on navigating eerie biomes, battling hostile creatures, and searching for the lost crew known as the Angry Mermaids while uncovering the island's deeper mysteries.

Gameplay

The gameplay loop revolves around exploration and combat in interconnected areas that open up as new abilities are acquired. Rookie starts with basic movement and fighting tools but gains marks that grant skills, weapons, and trinkets. These upgrades alter both traversal options and battle tactics, allowing access to previously blocked paths or new ways to handle groups of enemies.

Combat draws from Souls-like design with deliberate attacks, stamina management, and punishing enemy patterns. Over eighty distinct foes appear across the island, ranging from abyssal monsters to undead and cultists. Sixteen bosses present larger challenges that test pattern recognition and build choices. Environmental hazards add another layer, forcing players to adapt positioning during fights.

Story progression involves rescuing crew members and interacting with other trapped characters. Fully voiced dialogue reveals backstories and ties into the island's native inhabitants, the Old Folks. Side quests introduce decisions that influence ally fates and contribute to one of several possible endings.

Game Modes

The main experience is a single-player campaign focused on narrative progression, area exploration, and combat encounters. Players advance through the story while managing resources and making choices that affect outcomes. The structure encourages repeated playthroughs to uncover different paths and endings based on how quests are handled.

A separate boss rush mode exists as downloadable content. This format presents sequences of handcrafted boss fights with escalating difficulty. Players adapt builds between encounters and apply curses that modify runs, aiming for faster clears or higher performance tracking.

Narrative and World

The story unfolds through exploration and character interactions rather than cutscenes alone. The cursed island serves as the central setting, with distinct biomes that reflect the spreading abyssal corruption. Allies and enemies alike show the effects of this influence, creating tension in relationships and quest resolutions.

Choices during quests determine how corruption impacts companions and shape the path toward escape. Multiple endings reward attention to side content and decision-making. The narrative emphasizes themes of loyalty and survival without relying on overt exposition.

Is It Worth Playing?

Mark of the Deep suits players who enjoy deliberate combat and non-linear exploration in a compact package. The mix of ability-gated progression and challenging fights provides a focused loop that rewards patience and experimentation with builds.

Reception on the primary distribution platform stands at mostly positive based on hundreds of user reviews. Several critics highlight satisfying combat once the systems click and praise the soundtrack and visual presentation. Minor technical notes appear in some feedback, but the core loop receives consistent approval.

Those seeking a pirate-themed single-player adventure with Metroidvania structure and Souls-inspired difficulty will find the most value here. The game runs on standard PC hardware and includes achievements for completionists. Recent support includes additional challenge content for those who finish the base campaign.

Interface:
GermanEnglishSpanish - Latin AmericaFrenchJapaneseKoreanPortuguese - BrazilRussianTurkishSimplified ChineseTraditional Chinese
Audio:
EnglishPortuguese - Brazil
Subtitles:
GermanEnglishSpanish - Latin AmericaFrenchJapaneseKoreanPortuguese - BrazilRussianTurkishSimplified ChineseTraditional Chinese

Age rating

Unavailable
Metacritic:
81 tbd
Steam:
Mostly Positive (166)

Minimum:

  • OS: Windows 10+
  • Processor: Dual Core 2.4 GHz
  • Memory: 4 GB RAM
  • Graphics: 1GB VRAM / DirectX 10+ support
  • DirectX: Version 10
  • Storage: 5 GB available space

Recommended:

  • OS: Windows 10+
  • Processor: Dual Core 2.4 GHz
  • Memory: 4 GB RAM
  • Graphics: 1GB VRAM / DirectX 10+ support
  • DirectX: Version 10
  • Storage: 5 GB available space
Historical low
Price history from official stores
$5.35
GamersGate
6 months ago
Price history from keyshops
$2.31
Eneba
3 months ago

FAQ

9 questions

Before you start looking for a cheap Mark of the Deep PC key, check the essentials. Developed by Mad Mimic. Published by Light Up Games. PC released date: 24 Jan 2025. Genres: Action, Indie, Adventure. Categories: Family Sharing, Single-player, Steam Achievements, Full controller support, Steam Cloud.

Q

Where to buy a cheap Mark of the Deep Steam key or CD key?

Using our price comparison and verified discount codes, you can buy a Mark of the Deep key for as low as $2.90. This deal is available at Eneba 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 Mark of the Deep price on PC. Check the Mark of the Deep price history to buy at the best moment.

As of our last update (we refresh Steam pricing multiple times a day), the Mark of the Deep Steam price is $19.99. 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 Mark of the Deep on sale even outside seasonal promotions. We currently detect 23 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, Mark of the Deep is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

We have recorded offers from 26 stores in total, and from 3 in the most recent reading. On days when both store types carried the game, the keyshop was cheaper by a median of 73%. The current price is high against its own history: it was cheaper on 99% of days with data. The spread between offers was wide: from $2.31 to $29.99.

Yes. Mark of the Deep has an official page on the Steam Store. You can also buy a Mark of the Deep Steam key from third-party sellers. Our price comparison currently includes 22 offers with Steam DRM. Pick one to ensure your Mark of the Deep download happens on Valve's platform.

Yes, with minor tweaks. Mark of the Deep 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 Mark of the Deep on Steam Deck.

According to our data Mark of the Deep 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 Mark of the Deep 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 Mark of the Deep

1 Eneba Eneba Keyshop
-87% $2.90
2 Difmark Difmark Keyshop
-85% $2.90
3 Gameseal Gameseal Keyshop
-84% $3.01
4 Driffle Driffle Keyshop
-83% $3.31
5 G2Play G2Play Keyshop
-85% $3.32

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