This product is a brand new and unused Monster Sanctuary CD Key for Steam.

Immediately after payment, you will be sent a unique and unused CD Key which can be activated on Steam. You can collect this activation code from our Autokey page.  Simply enter your code into the Steam client (available free from steampowered.com). This will then grant you to a full digital download of the game.

How does our website work?

CJS CD Keys sell brand new CD Keys either taken directly from brand new sealed copies of the game, or sourced directly from world-leading game publishers. We source our keys in bulk directly from leading distributors and publishers, which reduces shipping costs.  This enables us to offer instant online delivery, at extremely competitive pricing.

After you receive your key, you can activate the game on the Steam client (available free from steampowered.com). After you activate the game with the Steam software, you can download the game immediately and instantly.

Benefits of buying from CJS CD Keys:

Instant Delivery

NO payment fees

NO shield fees - we offer a money-back guarantee within the price!

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Regional Availability

This product key we are selling is sourced directly from the publisher, or an official distributor of the game publisher. The key is completely region free and includes all languages. Region free means that you can activate the product code from anywhere in the world.

About Monster Sanctuary:

Choose your spectral familiar and follow in your ancestors’ footsteps to become a Monster keeper and save the Monster Sanctuary.

Embark on an epic adventure using the powers of the monsters you collect, and the team you build, to unlock an ever-expanding world. On your quest to become the ultimate Monster Keeper you’ll unravel the cause of a mystery that threatens the peace between humans and monsters.

Explore a Metroidvania inspired world.

The powers of your monsters will allow you to explore and expand the world. Cut down vines, smash down walls and glide over gaps- all with the help of your monsters.

Assemble your team.

Hatch collect and train monsters from across the world and build your team. Every monster has a unique skill tree to allow you to customize and tailor your party.

Clash in tactical 3V3 combat.

Strategically order your attacks for maximum efficiency, stacking your blows to create combos.
Grind and find the best combo to earn the rarest monster eggs!