Oh, wow, you’ve stumbled upon the best Atomic Heart weapons! Who would’ve thought? As if a talkative experimental power glove and Major P-3’s attitude aren’t enough to handle, there are synthetic creations gone rogue in Atomic Heart’s neural network.

Luckily, Facility 3826 just happens to have a ton of firepower lying around, and guess what? They’ve got a weapon for every playstyle, too!

But wait, there’s more! If you’re not content with just good weapons, you’ll need to invest in attachment upgrades to really unlock their full potential. These upgrades not only give you a boost in stats but also let you create a loadout that’s to your liking.

So, if you’re looking to blast your way through robots while listening to Mick Gordon’s synth soundtrack, here’s the lowdown on Atomic Heart weapons and attachment upgrades. You definitely don’t want to miss out on one of the best PC games of 2023, right?

Atomic Hearts Weapons: How To Find Recipes, Blueprints & Upgrades Atomic Hearts Weapons

Atomic Hearts Weapons & Upgrades

The main character “Major” can simply pick up certain weapons while exploring the 3826 facility and use them as you want, but some better and rarer weapons will need to be crafted, here are all the weapons available to craft.

Before crafting however, there are a few requirements. Facility 3826 contains scattered recipes for weapons and attachments that can be tracked through NORA’s upgrade menu. Each weapon and attachment can be upgraded up to four times, with additional buffs unlocked at each level. However, installation and upgrading of these attachments require spending resources.

Weapon upgrades are needed to improve the 5 main stats of your weapons, and they are damage, attack speed, range, and for guns only recoil control and deceased speed and melee only charge damage and charge speed.

  • Barrel case
  • Barrel module
  • Cartridge gun
  • Magazine
  • Aiming devices

On top of this, certain attachments will include a special attacks bonus that adds to your weapons and they will change how it fells in combat.

Swede Melee Weapon & Upgrades

The design of the Swede in Atomic Heart is anything but subtle. It’s a modified axe, plain and simple. With this weapon in hand, you can anticipate delivering powerful blows to enemy robots and carving your way to triumph with ease.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Blade Upgrades Locations
    • Steel Blade – Starting Recipe
    • Polymeric Alloy Extension – Found in a lootyagin chest in testing ground 8
  • Crushing Blow Upgrade Locations
    • Powerful Chopping Blow – Starting Recipe
    • Round Attack – Starting Recipe
  • Grip Upgrade Locations
    • Ergonomic Handle – Starting Recipe
  • Cartridge Gun Upgrade Locations
    • Cartridge Module – Starting Recipe

Fox Melee Weapon & Upgrades

With a menacing jagged edge running down its main side, the Fox looks like a weapon that can be wielded with great mobility. What’s even more intriguing is that the weapon seems to be infused with a substance that can potentially boost its power, making it even more devastating to wield.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Blade Upgrades Locations
    • Steel Blade – Starting Recipe
    • Lightweight Titanium Blade – Found in a lootyagin chest in testing ground 8
  • Crushing Blow Upgrade Locations
    • Splitting Blow – Starting Recipe
  • Handle Upgrade Locations
    • Ergonomic Handle – Found in a lootyagin chest in testing ground 1
  • Cartridge Gun Upgrade Locations
    • Cartridge Module – Starting Recipe

Pashtet Melee Weapon & Upgrades

The Pashtet is one of the distinctive weapons in Atomic Heart. At first glance, it appears quite simple, but when you reach the top, you’ll see its true might. The Pashtet boasts two devastating blades that not only slice through anyone who dares to oppose you but can also be hurled as projectiles.

  • Pashtet Recipe Blueprint Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Blade Upgrades Locations
    • Steel Blade – Starting Recipe
    • Reflex Blade – Found inside the gold Lootyagins chest in testing grounds 12
  • Crushing Blow Upgrade Locations
    • Splitting Blow – Starting Recipe
    • Magnetic Field Generator – Coming Soon
  • Handle Upgrade Locations
    • Ergonomic Handle – Inside a lootyagin chest in testing grounds 6
  • Cartridge Gun Upgrade Locations
    • Cartridge Module – Starting Recipe

Electro Weapon & Upgrades

This project was initially focused on energy pulses. As humanity ventured into space and began exploring new frontiers, it became apparent that they would encounter unknown territories. Therefore, engineers were tasked with creating a non-lethal, recoilless weapon that astronauts could use for self-defence. This weapon needed to be efficient in neutralizing the sensitive electronics in enemy spacesuits as well.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Stunning Head Upgrade Locations
    • Energy Vampire Block – Found inside the gold Lootyagins in testing grounds 12
    • EMP Generator – Starting Recipe
  • Barrel Upgrade Locations
    • Conventional Barrel – Starting Recipe
    • Electromagnetic Emitter/Resisting Robot – Inside testing ground 6
  • Recirculation Chamber Upgrade Locations
    • Polymer Rheostat – Starting Recipe

MP Weapon & Upgrades

Throughout the game, when exploring various facilities, this pistol will undoubtedly prove to be one of the most valuable weapons in your arsenal. Capable of delivering precision energy shots or unleashing electrifying area-of-effect explosions, this firearm is especially effective against robots. It’s highly probable that you’ll find yourself heavily relying on either this pistol or the Dominator during the course of the game.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • MP Ammo Recipe Location – In the magnetic shock absorption zone
  • Barrel Case Upgrades
    • Conventional Barrel Case – Starting Recipe
    • Revolver-Type Bolt Frame – Found inside the Lootyagins chest in testing grounds 8
  • Barrel Module Upgrades
    • Electromagnetic Polarizer – Found inside the Lootyagins chest in testing grounds 2
    • Expansive Converter – Found inside the Lootyagins chest in testing grounds 1
    • Muzzle Break – Starting Recipe
  • Cartridge Gun Upgrade
    • Cartridge Module – Starting Recipe
  • Magazine Upgrades
    • Extended Magazine – Found inside the Lootyagins chest in testing grounds 6
  • Aiming Devices Upgrades
    • Collimator – Found inside the Lootyagins chest in testing grounds 10
    • Conventional Iron Sights – Starting Recipe
    • Thermal Scope – Found inside the Lootyagins chest in testing grounds 11

KS-23 Weapon & Upgrades

The KS-23 is the initial demonstration of power for the player in Atomic Heart, capable of obliterating enemies at close range with its devastating blasts. Despite its reduced bullet spread and lower ammunition capacity, the weapon packs a significant punch. It’s a valuable asset for rapidly dispatching a few foes before switching to something like the MP or Electro to handle the remainder of the opposition.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Handle Upgrades
    • Basic Grip – Starting Recipe
    • Collector Stock/Damper-Polymeric Stock – Found inside the Lootyagins chest in testing grounds 11
  • Barrel Upgrades
    • Electromagnetic Polarizer – Starting Recipe
    • Supersonic Vibrator/Expansive Converter – Found inside the Lootyagins chest in testing grounds 2
    • Muzzle Break – Starting Recipe
  • Cartridge Gun Upgrade
    • Cartridge Module – Starting Recipe
  • Magazine Upgrades
    • Extended Magazine – Found inside the Lootyagins chest in testing grounds 1
  • Aiming Devices Upgrades
    • Mechanical Aiming Devices – Starting Recipe
    • KS-23 Thermal Scope – Found inside the bronze Lootyagins in testing grounds 12
    • Collimator – Found inside the Lootyagins in testing grounds 9

Dominator Weapon & Upgrades

The weapon in question is a formidable pulse cannon that launches compressed electrified polymer spheres. Once discharged, each projectile maintains its shape thanks to its unique electromagnetic field until it strikes the intended target. Upon impact, the polymer shell detonates, unleashing a tremendous amount of potential energy and inflicting severe pinpoint damage.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Dominator Shot – Inside a chest in testing ground 9
  • Dominator Coil – Inside a chest in testing ground 10

Zvezdochka Weapon & Upgrades

The Zvezdochka is a massive two-handed mace with a slow swing speed and limited range. Despite these drawbacks, it is undoubtedly the most potent melee weapon available in the game. The sheer satisfaction of striking a robot with this colossal weapon and witnessing them get hurled to the side is unparalleled. Although this weapon is unlocked later in the game, it’s well worth the effort of crafting it once you’ve gained access to it.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Zvezdochka Saw Dance – Found inside the Lootyagins chest in testing grounds 1
  • Extra Saw – Found inside the Lootyagins chest in testing grounds 8

Snowball Weapon & Upgrades

The Snowball is a two-handed mace in Atomic Heart that initially appears as a harmless-looking hatchet, but packs a punch in terms of destructive capability. Although it may have a whimsical name, it is a formidable weapon that can inflict significant damage upon enemies.

Like all other weapons in the game, the Snowball can be upgraded to enhance its effectiveness. With upgrades, the Snowball becomes an even more lethal tool, reflecting its true power as a devastating melee weapon.

While the Snowball is slower than single-handed weapons, it makes up for this with its higher damage output. Players who prefer to wield heavier weapons that can deal significant blows to enemies will appreciate the Snowball’s potential for delivering devastating strikes.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Snowball Auger – Found inside the gold chest in testing ground 6.

Kalash Weapon & Upgrades

The Kalash is a popular assault rifle in Atomic Heart due to its rapid-fire capabilities. Its versatility makes it an effective weapon against both robots and plant mutants. However, players must be mindful of their ammo consumption, as the Kalash can quickly deplete ammo reserves. This is particularly important when facing bosses, where conserving ammo becomes essential. Ammo can be found scattered throughout the game’s environments and enemies, but players must use the Kalash wisely to avoid running out of ammo at crucial moments. Upgrades can also increase the Kalash’s effectiveness and ammo capacity.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Kalash Electronic Stock – Found in a silver Lootyagins inside Testing Ground 12
  • Kalash Thermal Scope/Expansive Converter – Found in a silver Lootyagins inside Testing Ground 11
  • Kalash Collimator – Found in a silver Lootyagins inside Testing Ground 6
  • Kalash Electromagnetic Polarizer – Inside the gold lootyagin chest in testing ground 9
  • Kalash Extended Magazine – Inside the gold lootyagin chest in testing ground 10

Fatboy Weapon & Upgrades

For players who relish in big, explosive booms, the Fat Boy is undoubtedly the late-game weapon that will excite them the most. The immense explosions generated by this firearm make short work of almost any enemy, inflicting massive damage and covering a wide area of effect. Though players will have to exercise patience before obtaining this weapon, the wait will be well worth it given the Fat Boy’s exceptional performance.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.
  • Fat Boy Barrel Extension – Found in a silver Lootyagins inside Testing Ground 12
  • Fat Boy Guidance System – Found in a silver Lootyagins inside Testing Ground 11
  • Fatboy Mine – Found in a silver Lootyagins inside Testing Ground 10

Railgun Weapon & Upgrades

The standard Railgun in Atomic Heart functions as expected from similar weapons found in video games. It unleashes a charged burst of energy in a straight line, capable of damaging multiple foes simultaneously. The Railgun is particularly effective against predictable opponents or groups of enemies. Players can earn an achievement by using the weapon to pierce through three enemies at once, highlighting the devastating capabilities of this firearm.

  • Weapon Recipe Location – Weapon recipe/blueprint drops are random and can be looted from any chest.

Cartridge Guns

Fire Cartridge Recipe – In the room with the floor puzzle in the Magnetic Shock Absorbtion Zone

More Guides

  • Atomic Hearts Collectibles: How To Find All Collectables
  • Atomic Hearts Enemies: All Mobs, Creatures, and Boss Fights
  • Atomic Hearts Apples: How To Pick All Apples In Limbo
  • Atomic Hearts Testing Grounds: How To Find All 8 Polygon Testing Ground Locations
  • Atomic Hearts Lootyagins: How To Find all Lootyagins Locations
  • Atomic Hearts Talking To Every Dead: How To Find Them All
  • Atomic Heart Chirpers Locations: How To Find Them All
  • Atomic Hearts Talking Dead Animals: How To Find Them All
  • Atomic Hearts Skills: All Unlockable Skill Trees
  • Atomic Hearts Weapons: How To Find Recipes, Blueprints & Upgrades

For more useful and helpful Hogwarts Legacy guides, check out our Atomic Hearts Wiki where all of our guides and lists are found. Every guide has a link to video walkthroughs to help you discover everything in the game and get 100% completion including all story achievements/trophies, collectibles and secrets.

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