Skip to content
Planetkey — gaming price comparison

Your account. Your games.

Your wishlist and price alerts, always at hand.

Create an account


Log in Create an account
Planetkey — game key price comparison

SEARCH

NEW IN THE PRICE COMPARISON

Buy Main Sequence Key for Steam Key - Compare Prices

Cover of Main Sequence
Official store
Steam€19.99
incl. VAT and fees
Best keyshop price
from€12.44
Additional fees and taxes may apply.
€7.55 price advantage before possible additional costs
Price alert
Price history

What is a Main Sequence key?

A Main Sequence Key is a digital code redeemed on the platform specified in the offer, such as Steam. Once the code is accepted, the corresponding product is added to your account. Before buying, check the activation platform, edition, region and product type. Keys, accounts and digital gifts have different access and redemption terms.

Where is Main Sequence the cheapest for PC?

Our price comparison currently lists 11 offers from 11 shops for Main Sequence Key. The lowest displayed price is 12.44 € at Gameboost. The difference from the highest-priced offer in this selection is 37 %. Compare prices together with the platform, product type and activation terms. Also check whether a discount code is available for Gameboost; any additional discount depends on its terms. Confirm the final price, possible fees and availability on the shop website. For help with activation or use, visit our frequently asked questions and help guides. Buy Main Sequence Key and compare prices across the available offers before choosing.

Information

Category
Indie
Platform
PC · Steam
Activation
Steam
Region
EU
Release date
12.11.2026
Developer
Tumbling Dumpling Studio
Publisher
Mythwright
Official website
Visit website
Steam Wallet CreditMore possibilities for your Steam library.Compare gift cards

All price comparison offers

11 shops
10 of 11 offers
Gameboost Key shop 5,0 / 5 (1)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
14% Discount code
€14.46€12.44Additional fees and taxes may apply
View offer
Eneba Marketplace 4,5 / 5 (49)
Trusted
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
10% Discount code
€14.65€13.19Additional fees and taxes may apply
View offer
Driffle Key shop 2,5 / 5 (4)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
12% Discount code
€15.25€13.42Additional fees and taxes may apply
View offer
Kinguin Marketplace 5,0 / 5 (1)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
5% Discount code
€14.19€13.48Additional fees and taxes may apply
View offer
Loaded (CDKeys) Key shop 3,9 / 5 (12)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€15.59Additional fees and taxes may apply
View offer
key4games Marketplace 5,0 / 5 (1)
Trusted
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
15% Discount code
€18.60€15.81Additional fees and taxes may apply
View offer
YUPLAY Key shop 4,0 / 5 (1)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€16.07Additional fees and taxes may apply
View offer
Gamesplanet Official reseller 5,0 / 5 (2)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€16.68Additional fees and taxes may apply
View offer
G2A Marketplace 3,8 / 5 (6)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€17.90Additional fees and taxes may apply
View offer
Gamersgate Official reseller 2,0 / 5 (6)
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€18.04Additional fees and taxes may apply
View offer
Currently unavailable 1 offer
Instant Gaming Key shop 4,6 / 5 (31)
Trusted
SteamStandardIn Steam, choose “Add a Game”, then “Activate a Product on Steam” and enter your key. Before buying, check the offer’s activation region and terms.
€13.49Additional fees and taxes may apply
Unavailable

Information and guidance

Report an incorrect price

Last price update: 13.11.2026 14:00. Prices from Main Sequence: €12.44 to €19.99. Prices are updated regularly. Check the total price, VAT, platform and product type on the shop website. Additional fees or taxes may apply. You can report incorrect prices or links to us. Information may change or contain errors; accuracy, completeness and freshness are not guaranteed. Some links are affiliate links: Planetkey may receive a commission when you purchase. As an Amazon Associate, we earn from qualifying purchases. Offers initially appear from lowest to highest price; you can change the order.

Price history for Main Sequence

Track the price history of Main Sequence and compare recorded prices. The comparison currently includes 11 offers from 11 shops. Set a price alert to receive a notification when your target price is reached.

Buy Main Sequence Key for Steam Key - Compare Prices

No recorded prices in this period yet.

Current price – Key shops–
Historical low – Key shops–
Set a price alert

Similar products

Main Sequence is an indie game available on Steam that offers players a unique and engaging experience. This game invites you to explore its core mechanics and vibrant visuals that immerse you in its distinctive universe. With its intuitive gameplay and creative design, Main Sequence aims to captivate fans of the indie genre who value innovative and thoughtful gaming experiences. Players can enjoy a variety of challenges and puzzles that test strategic thinking and adaptability. The game's design encourages exploration and creative problem-solving, providing a rewarding experience for those who appreciate well-crafted indie titles. - Available as a Steam Key for easy activation and access - Offers unique gameplay mechanics typical of indie games - Immersive design focusing on strategy and exploration - Suitable for players seeking innovative and original gaming content Buy Main Sequence Steam Key and compare prices to find the best deal for this indie adventure on your Steam platform.

System requirements

Minimum requirements:
  • Requires a 64-bit processor and operating system
  • Processor: Intel Core i5-8400 or equivalent
  • Memory: 8 GB RAM
  • Graphics: Nvidia GTX 1050 or AMD RX 460
  • DirectX: Version 12
  • Storage: 5 GB available space
Recommended requirements:
  • Requires a 64-bit processor and operating system
  • Processor: Intel Core i7-11700K or equivalent
  • Memory: 16 GB RAM
  • Graphics: NVIDIA GeForce RTX 3060 Ti
  • DirectX: Version 12
  • Storage: 5 GB available space

COMMENTS

No comments yet.
Be the first to comment on Main Sequence!

WRITE A COMMENT

to post a comment.

Price alert

Main Sequence

Choose your target price and a duration. We will email you when the price is reached.