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Annihilation Instinct is included in the Atomic Pass, Gold and Premium Edition.

Requires the base game Atomic Heart to run.

Continue the story in Atomic Heart’s Annihilation Instinct DLC and embark on a journey through the new mind-bending Mendeleev Complex to discover the truth about NORA as P-3 is pulled back into Facility 3826. Survive vicious, shape-shifting new enemies in the Mendeleev Complex and its diverse area and take them down with two new cunning weapons and a new astounding Technostasis ability for your glove.

• Visit the Mendeleev Complex and its surrounding swamps, a new area of Atomic Heart’s twisted, dystopian world

• Fight against new shape-shifting types of machines and a brand-new boss

• Unlock two new weapons: the Secateur - a ranged weapon with 2 firing modes - and the Klusha - a melee weapon that can slash and pierce

• Enhance your polymeric glove with the new Technostasis ability, allowing you to manipulate time itself!

© 2023 Atomic Heart, the game developed by Mundfish and published by Focus Entertainment. Atomic Heart and Mundfish are registered trademarks of Slimao Limited dba Mundfish. Focus Entertainment and its logos are registered trademarks of Focus Entertainment. All other trademarks and logos belong to their respective owners. All rights reserved.

NOTICE: This content requires the base game Atomic Heart on Steam in order to play.

Minimum Requirements:

Requires a 64-bit processor and operating system
OS: Windows 10 (20H1 version or newer, 64-bit versions)
Processor: AMD Ryzen 3 1200 or Intel Core i5-2500
Memory: 8 GB RAM
Graphics: 4 GB VRAM, AMD Radeon R9 380 or NVIDIA GeForce GTX 960 DirectX: Version 12
DirectX: Version 12
Storage: 90 GB available space
Additional Notes: 30 FPS, 1920x1080 in low

Recommended Requirements:

Requires a 64-bit processor and operating system
OS: Windows 10 (20H1 version or newer, 64-bit versions)
Processor: AMD Ryzen 5 2600X or Intel Core i7-7700K
Memory: 16 GB RAM
Graphics: : 8 GB VRAM, AMD RX 6700 XT or NVIDIA GeForce RTX 2070
DirectX: Version 12
Storage: 90 GB available space
Additional Notes: SSD recommended, 60 FPS, 1920x1080 in ultra

To activate the Steam key you've received, follow the instructions below;

First up, open the Steam client. (If you don't have it, simply click the "Install Steam" button here => Steam Store )
Sign in to your Steam account. (If you don't have one, click here to create a new one => Steam Account)
Click on the "ADD A GAME" button in the bottom corner of the client.
Then, select "Activate a product on Steam..."
Write down or copy-paste the activation key that you've received from %s in the window.
Your game is now visible in your library! Click on your "Library".
And finally, click on the game and select "Install" to start your download.