HomeExplore
Genres
Strategy GameCard GameCooperative GameSee more
Themes
FantasyFightingScience FictionSee more
Mechanics
Hand ManagementVariable Player PowersDice RollingSee more
Quick access
Short Games (< 30 min)2 Players GamesLight Playstyle Games
pay the ONE
Strategy GamesFamily GamesCard GamesWar GamesMiniature Games
  1. pay the ONEHome

Loading...

 
 

Loading...

 
 
 
 
 
 
 
 
Paytheone
Board games made easy
Company
  • About us
  • Career
  • Contact us
Legal
  • Privacy Policy
  • Terms of Service
  • Refund Policy
© 2026 Pay the ONE™. All Rights Reserved.
Facebook: PaytheOneInstagram: PaytheOneBGTwitter: @PaytheOneBG
  1. pay the ONEHome
  2. Diadem

Diadem

The long interrgnum after the collapse of the Galactic Empire is finally ending. New societies expand within the Diadem Cluster and seek dominance over their neighbours. Ground and space combat,... (read more)
Select an option above or just click "Explore Next" to skip this item and see the next product in your exploration list
Diadem is not currently available from any of our partners. Add it to your wishlist to be the first notified when it is.
Check out the purchase option here
Playtime
240 minutes
Published
1981
Age
12+
Publisher
Fantasy Games Unlimited
Players
2 to 4 players
Designers
Scott Bizar, Bob Weller, and Tim Zorn
Playstyle
Involved
Game's Categories
Science Fiction
Diadem preview imageDiadem
Check out the purchase option here

Description

The long interrgnum after the collapse of the Galactic Empire is finally ending. New societies expand within the Diadem Cluster and seek dominance over their neighbours. Ground and space combat, hyper-space, politics, economics, espionage, propaganda and scientific research all play important roles in determining the outcome of the game.

Purchase option

Buy Diadem
from Noble Knight Games logoNoble Knight Games

Out of Stock
Disclosure: This site includes affiliate links. PaytheOne may earn a commission for purchases made through these links, at no extra cost to you. Your support is appreciated.

Price History

Loading chart...

Game's Categories

Theme

  • Science Fiction

Publisher

  • Fantasy Games Unlimited

Designers

  • Scott Bizar
  • Bob Weller
  • Tim Zorn

Crosscut Games

In Library
Wishlisted
Galactic Emperor is a fast paced empire-building board game of exploration, conflict and struggle for dominance. The last Galactic Emperor has met with a sudden and quite fatal accident. Now there is a power vacuum in the galaxy, and you're one of the...
Galactic Emperor (2nd Printing, Thick Counters)
-28%
$24.95
$18.00
In Library
Wishlisted
Empire of the Stars is a fast-paced empire-building game of exploration, conflict, and struggle for dominance. The last galactic emperor has met with a sudden and quite fatal accident. Now there is a power vacuum in the galaxy, and you're one of the...
Empire of the Stars
-17%
$59.95
$50.00

Daily Magic Games

In Library
Wishlisted

Horizons

-64%
$50.00
$18.00
In Horizons, you are a star-faring species taking the first steps into a new star cluster. Explore new worlds to grow your knowledge and Adapt to living in the varied habitats you discover. Expand your presence in the cluster with new colonies and Exploit...
mixed, 61%
8 y/o +
2 to 5 players
40 minutes
Relaxed
Strategy Game
Science Fiction
Fantasy
Area Majority / Influence
Modular Board
Tile Placement
4X

Space

In Library
Wishlisted
Galactic Era
In Library
Wishlisted
Master of the Galaxy
In Library
Wishlisted
Space Base: Command Station Expansion
In Library
Wishlisted
Firefly - The Game: Kalidasa - Rim Space Expansion
In Library
Wishlisted
MLEM: Space Agency
In Library
Wishlisted
Space Alert
In Library
Wishlisted
Warpgate

Retro

In Library
Wishlisted
Space Race - The Card Game
In Library
Wishlisted
Space Explorers
In Library
Wishlisted
Space Race
In Library
Wishlisted
Lift Off

William Bricker

In Library
Wishlisted
$82.18
Long before the threat of the Nemesis, before the perils of warp drive or the founding of our own Space Academy, humanity experienced a Golden Age of space exploration. The mineral riches of the thriving Moon colony inspired legions of hearty Earth ...
71%
10+
1 to 6
60 mins
Relaxed
In Library
Wishlisted
$99.95
$90.00
Welcome to the height of technology and comfort, the Space Station Atlantis! All the comfort of a five star hotel, mixed with the adventure of space travel. The station is filled with staff, entertainers and guests trying to enjoy their out-of-this-...
68%
8+
1 to 4
45 mins
Relaxed
In Library
Wishlisted
-10%
$29.95
$26.88
In Tiny Epic Galaxies, the weight of the universe is on your shoulders. You are the supreme leader of your very own galaxy... in a galactic war!You will be competing with other galactic leaders to colonize the most sought after planets in the universe...
74%
14+
1 to 4
60 mins
Relaxed
In Library
Wishlisted
$0.00
In Tiny Epic Galaxies, the weight of the universe is on your shoulders. You are the supreme leader of your very own galaxy... in a galactic war!You will be competing with other galactic leaders to colonize the most sought after planets in the universe...
80%
14+
1 to 4
60 mins
Relaxed

Income

In Library
Wishlisted
Space Station Phoenix is a worker-placement and resource management game set in one of Earth's possible futures. The players are representatives of the Galactic Council, sent to Earth to build space stations to observe and perhaps interact with humanity...
Space Station Phoenix
-29%
$79.95
$56.99
In Library
Wishlisted
What if the Moon Could Save Humanity?On the brink of collapse, humanity is putting its last resources into the effort to colonize Titan, Europa, and Mars . . . from the Moon! At the head of a new faction, you goal is to take over the future of humanity...
From the Moon
-19%
$99.99
$80.96

Science Fiction

In Library
Wishlisted
$0.00
In Library
Wishlisted
$0.00
In Library
Wishlisted
$9.00
$8.95

Fantasy Flight Games

In Library
Wishlisted
$55.99
Build a galactic empire...In the depths of space, the alien races of the Cosmos vie with each other for control of the universe. Alliances form and shift from moment to moment, while cataclysmic battles send starships screaming into the warp.Players...
75%
12+
3 to 5
60 mins
Relaxed
In Library
Wishlisted
$70.00
Build a galactic empire...In the depths of space, the alien races of the Cosmos vie with each other for control of the universe. Alliances form and shift from moment to moment, while cataclysmic battles send starships screaming into the warp.Players...
87%
12+
3 to 5
60 mins
Relaxed
In Library
Wishlisted
-20%
$41.99
$33.59
The Rebel Alliance fights valiantly against the tyranny of the Galactic Empire. Each new victory brings the Rebels hope, and each heroic sacrifice strengthens their resolve. Still, the Empire’s resources are vast, and the firepower of its Empire Navy...
83%
12+
2
30 mins
Relaxed

Card Game

In Library
Wishlisted
-17%
$5.95
$4.95
In Library
Wishlisted
$35.00
In Library
Wishlisted
-20%
$20.00
$16.00

Deep Water Games

In Library
Wishlisted

Sovereign Skies (Kickstarter Edition)

-29%
$35.00
$25.00
Long ago in a time of war, the six alien planets of the Abyssi cluster worked hard to find diplomacy and eventually came to form a fragile democracy. For humankind, the discovery of this cluster could mean abundant and cheap energy in the form of the...
12 y/o +
1 to 4 players
45 minutes
Strategy Game