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Obscure

Nuclear Design Bureau

77% positive of 392 Steam reviews

View on Steam
Released
2026
Steam Deck
Unsupported
Platforms
Steam

Made by Design Bureau KB-11.

About the game

Design. Simulate. Detonate. As a junior engineer at the Kurchatov Institute, you design atomic devices to satisfy the demands of the State. A hardcore physics game simulating hydrodynamics, neutron transport, and thermonuclear fusion.

Tagged by players

  • Cold War
  • Programming
  • Science
  • God Game
  • Destruction
  • Tutorial
  • Historical
  • Difficult
  • Sandbox
  • Physics
  • Score Attack
  • Dark

What players say

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Mostly Positive

What players say

  • Not recommended
    This is a fun idea unfortunately largely held back by vibe coding, a buggy poorly designed editor and poor simulation accuracy. I hope that things improve through early access but releasing in this state is rough. The campaign/dossier/tutorial prompting is all clearly lightly edited LLM output, with piles of unhelpful and incomprehensible -isms like "The real X", "reproducible physical source history", and many…

    1.5 h played when written. 236 found it helpful.

    Read on Steam
  • Not recommended
    I had the most fascinating experience today. I was recommended a game called Nuclear Design Bureau by Steam. It's a game about building and designing nuclear weapons (in 2d, it's simplified similar to Kerbal Space Program's 2 body problem thing). I downloaded and started playing through it, it's super early access but it seems like it'd be my jam. I missed something on the Steam page. "This game uses AI-assisted…

    1.2 h played when written. 117 found it helpful.

    Read on Steam
All reviews on Steam