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Downloadable Content

This content requires the base game Crusader Kings III on Steam in order to play.

This game is not yet available on Steam

Planned Release Date: Oct 28, 2025

This game plans to unlock in approximately 2 days

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About This Content

Claim the Mandate of Heaven

The world of Crusader Kings III is expanding. In All Under Heaven – the game’s fourth Major Expansion – the map extends to Asia to include the rich and storied lands of China, Japan, and Southeast Asia. Lead legendary warrior houses, manage vast empires and navigate intricate power struggles in this vibrant region filled with history, culture and innovation.

Whether you aim to unify Japan under your house, claim the Mandate of Heaven in China, or thrive as a God-King in Southeast Asia, All Under Heaven expands the boundaries of Crusader Kings III on a monumental scale.

Key Features

  • China: The Mandate of Heaven

    • Ascend to the highest tier of power with the new Hegemony title, reigning supreme over all empires in the Chinese region.

    • Navigate the Dynastic Cycle, a living system of stability and chaos. Exploit periods of instability to rise to power and reshape the political landscape.

    • Explore the Celestial government system, unique to China. Earn Merit through deeds or the Imperial Examinations, gaining favor and influence.

    • Manage the Imperial Treasury to fund Great Projects, defend against disasters, or expand your influence with statecraft and might.

  • Japan: Rise of the Shogunate

    • Take control of a Japanese House and forge your destiny. Rise through the intricate courtly system to become a mighty Shogun or Kampaku regent.

    • Strengthen your position through alliances, intrigue, and ritual, or unite the Houses through the strength of your samurai armies; which path you take is for you to decide.

    • Lead the Imperial Yamato House to restore power to the Emperor, ushering in an age of imperial grandeur.

    • Experience the rich cultural traditions of Japan, where honor and scandal intertwine, shaping the lives of lords and vassals alike.

  • Southeast Asia: God-Kings and Temple Empires

    • Rule as a Devaraja with the Mandala Government, uniting tributaries into vast, temple-centered empires.

    • Choose what type of deity you want to be by selecting a Devaraja Aspect that grows in strength if you live up to its promise.

    • Pay tribute to the God King by performing Tributary Missions as a Tributary ruler, increasing favor with your subjects. Or become a God King yourself!

  • Explore the Silk Road, new Bookmarks and Flavor

    • Thrive along the expansive Silk Road, as wealth and innovation trace their way across a continent.

    • New historical starting bookmarks bring fresh perspectives and historical challenges. Play as iconic characters from the past or forge your unique path.

    • Immerse yourself in Asia's cultural, artistic, and historical nuances with new throne rooms, events, and traditions.

Mature Content Description

The developers describe the content like this:

This DLC may contain content not appropriate for all ages, or may not be appropriate for viewing at work: Some Nudity or Sexual Content, General Mature Content

System Requirements

Windows
macOS
SteamOS + Linux
    Minimum:
    • Requires a 64-bit processor and operating system
    • OS: Windows® 10 Home 64 bit
    • Processor: Intel Core i5-750 | AMD FX 4300
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11
    • Storage: 20 GB available space
    Recommended:
    • Requires a 64-bit processor and operating system
    • OS: Windows® 10 (64-bit) or Windows® 11
    • Processor: Intel Core i5-8400 | AMD Ryzen 5 1600X
    • Memory: 16 GB RAM
    • Graphics: NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580
    • Storage: 20 GB available space
    • Additional Notes: SSD or NVME drive recommended
    Minimum:
    • OS: macOS Monterey v12.6 or newer
    • Processor: Intel Core i5-6500 or newer | Apple M1 or newer
    • Memory: 8 GB RAM
    • Graphics: AMD Radeon R9 M380 2GB or better (for Intel systems) | Intel Iris Plus G7 | AMD Radeon Vega 11 | Apple M1 integrated GPU
    • Storage: 20 GB available space
    Recommended:
    • OS: Catalina (MAC OS X 10.15)
    • Processor: Intel® Core™ i5-7600K
    • Memory: 16 GB RAM
    • Graphics: AMD® Radeon™ PRO 580 (8GB)
    • Storage: 20 GB available space
    Minimum:
    • OS: Ubuntu 20.04 LTS
    • Processor: Intel Core i5-750 | AMD FX 4300
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GeForce GTX 660 | AMD Radeon HD 7870 | Intel Arc A310 | Intel Iris Plus G7 | AMD Radeon Vega 11
    • Storage: 20 GB available space
    Recommended:
    • OS: Ubuntu 20.04 LTS
    • Processor: Intel Core i5-8400 | AMD Ryzen 5 1600X
    • Memory: 16 GB RAM
    • Graphics: NVIDIA GeForce GTX 970 | AMD Radeon RX 480 | Intel Arc A580
    • Storage: 20 GB available space
    • Additional Notes: SSD or NVME drive recommended
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