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Twilight Imperium Wiki
Twilight Imperium Wiki

As players move about the galaxy and expand their empire beyond their home systems, they will gain control of new planets. Ground forces and structures are usually placed on planets.

Planet Cards[]

Resources vs influence

When a player gains control of a planet, they take that planet’s card and place it facedown in their play area. The planet card is taken from either the deck of planet cards or from the player who controlled it previously. Each planet card displays two values: resources on the left in yellow and influence on the right in blue. Players spend resources to acquire new units and technologies. Players spend influence to gain command tokens and to vote during the agenda phase.

If a player ever controls a planet but has no units on that planet, that player places one of the control tokens that matches their faction on that planet to mark that they control it.

Characteristics[]

This table lays out the possible characteristics that planets may have. Following sections will contain more detail on each Symbol.

Hazardous Hazardous Trait
Industrial Industrial Trait
Cultural Cultural Trait
Legendary Symbol Legendary Icon
RelicSymbol Relic Icon
SpaceStationIcon Space Station Icon
Ti icons warfare Red Technology Specialty
Ti icons propulsion Blue Technology Specialty
Ti icons cybernetic Yellow Technology Specialty
Ti icons biotic Green Technology Specialty
ResourceSymbol Resource Value
InfluenceSymbol Influence Value

Planet Traits[]

Planettypes

Planets outside of home systems have a planet trait. There are three types of planet traits: Cultural, Hazardous, and Industrial. Planet Traits are mainly used to for scoring specific objectives (e.g. "Control 4 Cultural planets"), but also provide thematic flavor to the planet's characteristics. Hazardous planets typically have more resources and less influence, while Cultural planets typically have more influence and fewer resources.

In the Prophecy of Kings expansion, a planet's trait corresponds to the exploration deck a player draws from after exploring the planet.

In the Thunder's Edge expansion, some planets have two traits. These planets count as having both traits for the purpose of scoring objectives. When exploring a dual-trait planet, the player may pick which exploration deck they draw a card from (but not both).

Technology Specialty[]

TechSpecExample

Some planets have a technology specialty, marked by the symbol for either green, blue, yellow or red technology. A player that has control of one or more of these planets may exhaust them to satisfy a prerequisite of that color when researching technology (i.e. they can be used as 'technology skips'). A player must choose whether to exhaust the planet for technology OR for its resources/influence.

Some planets have dual specialties, marked by two technology symbols. When exhausting these planets to satisfy prerequisites, they may satisfy either or both prerequisites simultaneously.

Planet Trait Resources Influence Specialty Expansion
Meer Hazardous 0 4 Ti icons warfare Base Game
Gral Industrial 1 1 Ti icons propulsion Base Game
Lazar Industrial 1 0 Ti icons cybernetic Base Game
Mehar Xull Hazardous 1 3 Ti icons warfare Base Game
New Albion Industrial 1 1 Ti icons biotic Base Game
Tar'Mann Industrial 1 1 Ti icons biotic Base Game
Thibah Industrial 1 1 Ti icons propulsion Base Game
Wellon Industrial 1 2 Ti icons cybernetic Base Game
Archon Vail Hazardous 1 3 Ti icons propulsion Prophecy of Kings
Ang Industrial 2 0 Ti icons warfare Prophecy of Kings
Sem-Lore Cultural 3 2 Ti icons cybernetic Prophecy of Kings
Vorhal Cultural 0 2 Ti icons biotic Prophecy of Kings
Velnor Industrial 2 1 Ti icons warfare Prophecy of Kings
Cealdri Cultural 0 2 Ti icons cybernetic Prophecy of Kings
Vega Minor Cultural 1 2 Ti icons propulsion Prophecy of Kings
Rigel III Industrial 1 1 Ti icons biotic Prophecy of Kings
Olergodt Cultural Hazardous 2 1 Ti icons cybernetic Ti icons warfare Thunder's Edge
Andeara Industrial 1 1 Ti icons propulsion Thunder's Edge
Faunus Industrial Legendary Symbol 1 3 Ti icons biotic Thunder's Edge
Tempesta Hazardous Legendary Symbol 1 1 Ti icons propulsion Thunder's Edge
Industrex Industrial Legendary Symbol 2 0 Ti icons warfare Thunder's Edge
Tiamat Cultural 1 2 Ti icons cybernetic Ti icons cybernetic Thunder's Edge
New Terra Industrial 1 1 Ti icons biotic Thunder's Edge
Tinnes IndustrialHazardous 2 1 Ti icons biotic Thunder's Edge

Mecatol Rex[]

(Note: If playing with the Thunder's Edge expansion, Mecatol Rex has been changed to a legendary planet and is listed in the Legendary Planets page)

Mecatol Rex Tile

Mecatol Rex Tile

Updated Mecatol Rex Tile (Thunder's Edge Expansion)

Updated Mecatol Rex Tile (Thunder's Edge Expansion)

"Of all the planets in the galaxy, no planet was more war-torn than Mecatol Rex. Over the course of only a few years, the planet’s ecology was ravaged by bombardments, its population nearly wiped out, and its green fields blasted into a toxic wasteland."

Mecatol Rex is the planet placed in the center of the game board during setup.

During setup, the Custodians Token is placed on Mecatol Rex. This token prevents a player from committing ground forces to land on the planet unless they spend six influence to remove the token.

Once a player does remove the Custodians Token, they place it in their play area and gain one victory point. Since the galactic council can now convene on Mecatol Rex, the agenda phase is added as the last phase of each game round.

Planet Trait Resources Influence Flavor Text Ability
Mecatol Rex - 1 6 Once a splendid place, now a sad devastated wasteland. Only the radiation-shielded Mecatol city, the seat of the powerful Galactic Council, remains habitable. -
Mecatol Rex Ω TE Icon Legendary Symbol 1 6 Once a splendid place, now a sad devastated wasteland. Only the radiation-shielded Mecatol city, the seat of the powerful Galactic Council, remains habitable. You may exhaust this card and discard 1 secret objective at the end of your turn to draw 1 secret objective.

Legendary Planets[]

Legendary planets are special planets, introduced in the Prophecy of Kings expansion, that have significance within the Twilight Imperium game. They each have an associated ability listed on a special Legendary Planet Ability card.

Legendary planets are indicated by the following symbol: Legendary Symbol

Home Systems[]

Each player begins the game with their units on a system tile with planet(s) unique to their chosen faction, known as their home system. Home system tiles are differentiated with green-colored backs, and their corresponding faction's symbol in one corner.

See: Home System for a detailed list of all factions' home systems.

Systems[]

Base Game[]

Planet Traits Resources Influence Technology Specialty Flavor Text
Abyz Hazardous

3

0 - Its thick, complex atmosphere is inhospitable to most races, but Abyz is known for its seemingly endless natural reserves of rare minerals and precious metals.
Fria Hazardous 2 0 - Brutally cold ice world populated only by a few scattered mining camps. Despite brutal climate, highly prized for its deposits of rare ores used in starship drives.
Arinam Industrial 1 2 - Isolated planet poor in resources but rich in natural beauty. Boasts many exotic resorts frequented by the rich and famous of the galaxy.
Meer Hazardous 0 4 Ti icons warfare Hellish world immolated in the inferno of its nearby sun. Famed for the fiery majesty of its surface when viewed from the safety of its many orbital stations.
Arnor Industrial 2 1 - Lush, green world that is renowned for some of the most fertile soil in the galaxy. Dominated by endless fields and the processing facilities of large agricultural firms.
Lor Industrial 1 2 - Wreathed in vast seas of methane ice. Sea floor drilling platforms harvest rare crystals used in advance computers and energy weapons.
Bereg Hazardous 3 1 - A frozen world that is inhospitable to most races. Indentured laborers risk attacks from arctic sharaks in the infamous Iodinium mines.
Lirta IV Hazardous 2 3 - Covered in vast swamps and fetid bogs. Home to rare biochemical compounds unique to its marshlands used in everything from exotic foods to biogenic drugs.
Centauri Cultural 1 3 - Venerable world with few resources but a rich history. Site of important treaties between several races during the Twilight Wars.
Gral Industrial 1 1 Ti icons propulsion Backwater planet with modest resources and an unassuming populace. Most noted for the reliable and affordable vehicles produced in its factories.
Coorneeq Cultural 1 2 - Former garden world that has subsequently enjoyed increased industrialization. Home to the esteemed Free Worlds Academy of Military Science and Research.
Resculon Cultural 2 0 - Poor in natural resources, but a nearby nexus of major trade routes has brought it increasing wealth as interstellar commerce has intensified.
Dal Bootha Cultural 0 2 - A populous planet whose resources have been severely depleted. Well-educated citizenry and many universities, but dependent on foreign imports.
Xxehan Cultural 1 1 - Known for genetically complex native lifeforms adapted to tainted atmosphere and biochemistry.
Lazar Industrial 1 0 Ti icons cybernetic The only inhabited world in a forgettable system. Few native resources and only rudimentary, often underdeveloped, industries.
Sakulag Hazardous 2 1 - Jungle planet plagued by dangerous predators such as the arboreal razeden. Home to many exotic biochemicals and natural pharmaceuticals.
Lodor Cultural 3 1 Wealthy planet ruled by powerful biotech consortiums. Rumored to harbor hidden caches of outlawed bacterial weapons.
Alpha Wormhole
Mehar Xull Hazardous 1 3 Ti icons warfare Unstable radiation belts create hazardous living conditions but facilitate research in the electro-quantum propulsion technologies.
Mellon Cultural 0 2 - Poor in natural resources but rich in exotic plant and animal life. Protected as a planetary xenological garden and lifeform preserve.
Zohbat Hazardous 3 1 - Known for its highly intoxicating Zohlian whiskey and the planetary space elevator that links the surface with orbital stations and shipyards.
New Albion Industrial 1 1 Ti icons biotic Rare atmospheric composition and biochemistry support lifeforms unlike any others in the galaxy.
Starpoint Hazardous 3 1 - Large planet with eight small moons that supply a wide range of valuable resources. Acidic rains and toxic storms make it an unappealing destination for tourists.
Quann Cultural 2 1 Since the discovery of the Alpha Wormhole, this temperate planet with two continents and one large ocean has been a haven for traders and smugglers alike.
Beta Wormhole
Qucen'n Industrial 1 2 - After the Twilight Wars, existed for centuries as a near-utopia of scattered communal farms free from governmental interference.
Rarron Cultural 0 3 - Large, populous world with three distinctive moons renowned for its biomodification clinics and cyber boutiques.
Saudor Industrial 2 2 - Prosperous planet with large native population and substantial industry. Extreme axial tilt results in long day-night cycle that some races find uncomfortable.
Tar'Mann Industrial 1 1 Ti icons biotic Small, isolated planet with small population and modest resources. Most famous for its delicious avinberries.
Tequ'ran Hazardous 2 0 - Desolate planet transformed into weapons testing facility for large defense consortiums.
Torkan Cultural 0 3 - Populous planet almost completely dependent on foreign imports to sustain the extravagant lifestyles of its citizens.
Thibah Industrial 1 1 Ti icons propulsion Burdened by overpopulation and low mineral content in the planetary crust. Historically used as a staging world for deep-space exploration and trade.
Vefut II Hazardous 2 2 - Massive, rocky world cursed with extreme gravity. Underground cities support advanced research in antigravity technologies.
Wellon Industrial 1 2 Ti icons cybernetic Sky cities suspended in helium-rich atmosphere more noted for fantastic views than the small quantities of exotic elements harvested by their chemical mines.


Prophecy of Kings[]

  • Legendary Symbol indicates a Legendary Planet
  • The Cormund and Everra systems are anomaly systems (Red Back, not Blue) but are listed here for the sake of comparison for planet tiles
Planet Traits Resources Influence Technology

Specialty

Flavor Text
Archon Vail Hazardous 1 3 Ti icons propulsion A former Xxcha colony, its extremely low temperatures create exotic molecular compounds that give the world its famed violet hue. Orbital facilities use the compounds in high-energy stardrive research
Perimeter Industrial 2 1 Former garrison world with fond memories of the Lazax. Maintains formidable military with informal ties to the Winnu. Perpendicular rings make orbital navigation difficult
Ang Industrial 2 0 Ti icons warfare High rotational speed creates extremely energized magnetosphere. Orbital taps use this to energize starship fuels and power labs developing new beam weapons
Sem-Lore Cultural 3 2 Ti icons cybernetic Home to the Semanora, and heavily damaged in the Twilight Wars. Rustling warship hulks litter the rod-deserts, making it a war memorial and salvage site
Vorhal Cultural 0 2 Ti icons biotic This icy world is wreathed by powerful storms, forcing inhabitants to live underground in geothermal vents. Pacifistic locals award yearly "peace prizes" to peacemakers across the galaxy
Atlas Hazardous 3 1 Heavy grav world and former Sol colony famed for squat, strong inhabitants and strategic location. Visitors need support exoskeletons to move on the surface
Beta Wormhole
Primor Cultural Legendary Symbol 2 1 Large temperate world. Site of several pitched battles during the Twilight Wars due to valuable osmium deposits and a well- educated populace
Hope's End Hazardous Legendary Symbol 3 0 Buried in the Ichal Nebula. The Lazax used the toxic wildlife and fierce aurora storms to train their troops. Even now, volatile weapon caches remain hidden beneath its sands.
Cormund Hazardous 2 0 A remote and sparsely settled Naaz-Rokha world destroyed during early entropic field tests. Now mining corporations harvest metals from the shattered core
Gravity Rift
Everra Cultural 3 1 Ancient world of red seas and bare rocks. Locals live in wondrous nano-carbon cities built by a mysterious ancient race, and mine nearby nebulae for rare gases
Nebula
Jeol Ir Industrial 2 3 Heavily industrialized world. Pollution has killed all life outside of dome cities, but twin suns provide constant power for factories and huge populace
Accoen Industrial 2 3 Populace lives on continent sized fungal rafts that float atop a soupy, world-spanning ocean of useful bio-compounds. Popular research site for biologists
Kraag Hazardous 2 1 A heavily irradiated world known only for its dust mines. Recently a massive "tomb" of dormant Titans was discovered in the southern hemisphere
Siig Hazardous 0 2 World covered in frozen, cesium-laced oceans. Archives buried deep beneath the surface use the cold to preserve relics and operate massive computers
Ba'kal Industrial 3 2 Dry, rocky deserts stretch from pole to pole. Shield cities protect against sandstorms while supplying nomadic harvester crawlers that mine the barrens for salt compounds
Alio Prima Cultural 1 1 Wet planet covered in rivers, lakes and small seas but no oceans. Dry poles provide haven from constant floods. Numerous farms famous for luxury foodstuffs
Lisis Industrial 2 2 Primordial world with primitive native life. Potential for terraforming led to the infamous genocide of Saar settlements by Sardakk N'orr and ongoing conflicts between them and Naalu forces
Velnor Industrial 2 1 Ti icons warfare Barren world of windswept rocks and thick, murky oceans. Lack of local lifeforms allows corporations to strip-mine the surface and test orbital kinetic weapons at the poles
Cealdri Cultural 0 2 Ti icons cybernetic Small cities huddle on the shores of the single ocean and avoid the arid continental interiors. Mentak ships hunt departing vessels carrying bespoke cybernetics
Xanhact Hazardous 0 1 Rebelled during the end of the Lazax Empire, and was bombarded to ash by a Lazax fleet as an example. Left by the Galactic Council as a memorial to Lazax tyranny
Vega Major Cultural 2 1 Most of the population resides in orbital habitats supporting mining operations in the planetary ring. Surface colonization limited due to oceanic macrosquid infestations
Vega Minor Cultural 1 2 Ti icons propulsion Famous for extremely shallow seas covering most of the surface and for the renowned Vega Propulsion Corporation. Stilt cities host vibrant multi-species populations
Abaddon Cultural 1 0 A temperate planet whose low gravity allows for stunningly tall mountain ranges. Serves as a stop-over for trade routes to the nearby Vorish Cluster
Ashtroth Hazardous 2 0 Covered in boggy landmasses and shallow seas. Algal blooms provide rich biomass for processed foods, but create smelly (and often toxic) offgassing
Loki Cultural 1 2 Cold and wracked with violent storms, Loki still hosts several Yssaril and human colonies, some of which have engaged in escalating shadow-conflicts
Rigel I Hazardous 0 1 Hot, innermost world of the Rigel system. Cities and native life cluster inland from the heavily alkaline oceans
Rigel II Industrial 1 2 Temperate world with expansive oceans. Covered in estates and resorts for the system's elite, with extensive fisheries that feed much of the rest of the system
Rigel III Industrial 1 1 Ti icons biotic Outermost world of the Rigel system, and extensively settled despite cooler climates. Boasts a diverse range of industries and research institutions


Planet Traits Resources Influence Technology Specialty Notes Flavor Text
Mallice CulturalLegendary Symbol 0 3 Part of the Wormhole Nexus Tile Trapped in a space believed to be beyond our universe, a shimmering world of strange energies and disconcerting warping of physical laws sitting at the heart of a strategically vital wormhole nexus
Mirage CulturalLegendary Symbol 1 2 Placed when the Mirage frontier card is drawn Exists on no known charts and appears deserted to those who stumble across it. However, secretive locals live in cloaked cities heavily defended by swarms of starfighters


Thunder's Edge[]

Planet Traits Resources Influence Technology Specialty Flavor Text
Lesab Industrial Hazardous 2 1 Lesab is either a resounding success or dangerous failure of terraforming, with its surface now dominated by a semi-sentient fungus
Olergodt Cultural Hazardous 2 1 Ti icons cybernetic Ti icons warfare Olergodt's dozen moons create dramatic and dangerous tides, but also host a bustling mining industry
Vira-Pics III Cultural Hazardous 2 3 The atmosphere on Vira-Pics III is so dense that no trace of the rugged civilization clinging to life on the planet's surface is visible from orbit
Andeara Industrial 1 1 Ti icons propulsion Located deep in Shaleri space, the formerly isolated shikrai outpost on Andeara serves as a key access point to those wishing to do business with the Creuss
Alpha Wormhole
Lemox Industrial 0 3 Its twin space elevators are marvels of engineering, but industry on the planet came to a grinding halt when local spacetime collapsed
Entropic Scar
Emelpar Cultural Legendary Symbol 0 2 The legendary ruins on Emelpar's moons must certainly date to before the Lazax, but no other trace of this vanished civilization remains
Faunus Industrial Legendary Symbol 1 3 Ti icons biotic Faunus is ecologically rich, which supports the controversial biogenetics research of the Maxis order
Garbozia Hazardous Legendary Symbol 2 1 Once an Imperial dumping ground, the mixture of mineral and chemical waste on Garbozia has become a resource - and a hazard - of its own
Tempesta Hazardous Legendary Symbol 1 1 Ti icons propulsion The frozen halo in Tempesta's sky is a potent fuel for reaction drives. The planet itself is virtually uninhabitable
Industrex Industrial Legendary Symbol 2 0 Ti icons warfare With an unusually strong planetary magnetosphere, Industrex also sports an active and quite beautiful atmosphere full of auroras
Asteroid Field
Capha Hazardous 3 0 The green zones maintain a stable atmosphere, but Capha's lack of a magnetosphere means that its breathable air is swiftly stripped by cosmic wind
Kostboth Cultural 0 1 Kostboth is an infant planet, not yet cooled from its formation. A tiny community of poets and scientists lives in orbit, chronicling the planet's first era
Cresius Hazardous 0 1 The techno-anchorites of the Grovian Order forbid mining of their "sacred planet" but the world is so toxic few would try anyway
Lazul Rex Cultural Industrial 2 2 Once a subsector capital, Lazul Rex has somehow endured the Twilight Wars unscathed with a fully functional government and economy
Hercalor Industrial 1 0 Overfarming devastated Hercalor's biosphere. Now the planet is a haven for rogues and pirates
Tiamat Cultural 1 2 Ti icons cybernetic Ti icons cybernetic Blessed with both a productive biome and exploitable mineral wealth, Tiamat is peaceful but surpirisingly uninterested in galactic affairs
New Terra Industrial 1 1 Ti icons biotic Explorers were surprised to discover that this apparently lifeless rock has a rich fungal ecosystem in its interior, eating radiation from the planetoid's heavy metal core
Tinnes IndustrialHazardous 2 1 Ti icons biotic "Oceans" of black sand drift in the lowlands, forcing industry and most of the planet's biome to the frigid highlands
Bellatrix Cultural 1 2 Once devoted to war, Bellatrix was thoroughly demilitarized and now espouses a pacifist philosophy
Tsion Station SpaceStationIcon 1 1 The people of Bellatrix converted Tsion Station into a haven for refugees in order to atone for their past warmongering
Tarana Cultural Industrial 1 2 Visitors are encouraged to wear UV-filtering eye protection at all times, which also color-corrects the vibrant planet to a more neutral palette
Oluz Station SpaceStationIcon 1 1 Built by the Kieros and refitted by the Hylar, Oluz Station consists primarily of flooded compartments for aquatic species
Horizon Cultural 1 2 Horizon's biomes are heavily stratified by elevation, with shallow seas, lowland forests, and arid, rocky highlands. Strong air currents at higher altitudes may be responsible
El'Nath Hazardous 2 0 El'nath's local magnetic field is so strong that metallic objects are repelled towards the sky. Specialized tools are required for mining and industrial operations
Luthien VI Hazardous 3 1 A mid-sized gas giant with unusually rich gas clouds, Luthien VI's populace live in floating cities in a narrow habitable zone just below the outer layer


Planet Traits Resources Influence Technology Specialty Notes Flavor Text
Avernus HazardousLegendary Symbol 2 0 The Embers of Muaat Stellar Genesis Breakthrough The first artificial world of this galactic age


The Fracture[]

The Fracture is a special area of the play board, that can can come into play due to several effects. Planets in the Fracture are unique in that they are guarded by Neutral Units that must be defeated before a planet can be claimed. However, the first time each planet becomes controlled by a player, that player gains a Relic.

Planet Traits Resources Influence Defending Fleet Flavor Text
Cocytus RelicSymbol 3 0 2x Cruisers

2x Infantry

Witness the end of a world, piece by glittering piece
Styx Legendary Symbol RelicSymbol 4 0 1x Destroyer

2x Dreadnoughts

3x Infantry

Where light goes to die
Lethe RelicSymbol 0 2 1x Carrier

4x Fighters

1x Infantry (Lethe)

1x Infantry (Phelegthon)

A planet riven by disaster, awaiting the final calamitous blow
Phlegethon RelicSymbol 1 2 A ruined planet for a ruined universe

Trivia[]

  • As of Prophecy of Kings, there were 20 Hazardous, 22 Cultural and 20 Industrial Planets
    • With the Thunder's Edge expansion, there are now 31 Hazardous, 31 Cultural and 30 Industrial Planets
  • As of Thunder's Edge, the average resource and influence value for a planet of each trait is as follows:
    • Hazardous: 1.83 Resources, 0.61 Influence
    • Cultural: 0.80 Resources, 1.16 Influence
    • Industrial: 1.47 Resources, 1.37 Influence