IMHO.

Games like Perimeter: Emperor's Testament

If Perimeter: Emperor's Testament is your kind of game, the closest matches are Perimeter, PERIMETER: Legate Edition and Earth 2160 — picked from the ranked list below. Reviewers single out its atmospheric, challenging and contemplative. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Perimeter: Emperor's Testament: The game expands the story of the original Perimeter in a vast singleplayer campaign.

2014Strategy3.99 USDMetacritic 72Windowsby K-D Lab
Perimeter: Emperor's Testament — Steam game cover
Players highlight
Combat feels like a territorial engineering puzzleEnergy network must stay connected to avoid losing territoryFew units required if using clever tacticsAtmosphericChallengingContemplative

Players who liked Perimeter: Emperor's Testament also play

Steam players who put hours into Perimeter: Emperor's Testament also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Perimeter

    WHY THIS

    Shares an atmospheric mood with Perimeter: Emperor's Testament.

    Top pick for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Perimeter is an innovative Real-Time-Strategy game that pits players against each other or AI opponents in a life and death struggle to seize territory and establish crucial protective “perimeters.” Players will be introduced to the game’s unique terraforming feature, allowing them to move, build, construct and destroy the map...

    2014Strategy3.99 USDSteam ↗
  2. PERIMETER: Legate Edition

    WHY THIS

    Shares terraforming and an atmospheric mood with Perimeter: Emperor's Testament.

    Second-strongest match for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Perimeter is a real-time strategy game with a destructible world. Utilize the environment for resource gathering and defense against enemies. Immerse yourself in the millennia-spanning history of the Chains of Worlds and lead a faction in the struggle for survival.

    2024Strategy9.99 USDDeck PlayableSteam ↗
  3. Earth 2160

    WHY THIS

    Shares an atmospheric mood with Perimeter: Emperor's Testament.

    Third-strongest match for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    After the destruction of the EARTH in 2150, the leaders of the Eurasian Dynasty escaped on board an evacuation fleet. Now they are fighting for the survival of the human species. Their base is one large building comprising of smaller variable parts.

    2006Strategy9.99 USDDeck PlayableSteam ↗
  4. Homeworld Remastered Collection

    WHY THIS

    Ranked #4 for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Experience the epic space strategy games that redefined the RTS genre. Control your fleet and build an armada across more than 30 single-player missions. Choose unit types, fleet formations and flight tactics for each strategic situation.

    2015StrategySimulation34.99 USDSteam ↗
  5. Sins of a Solar Empire®: Rebellion

    WHY THIS

    Shares a challenging mood with Perimeter: Emperor's Testament.

    Ranked #5 for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Command a space-faring empire in Sins of a Solar Empire: Rebellion, the new stand-alone expansion that combines 4X depth with real-time strategy gameplay.

    2012ActionStrategyIndie19.99 USDSteam ↗
  6. Battlefleet Gothic: Armada 2

    WHY THIS

    Shares a challenging mood with Perimeter: Emperor's Testament.

    Ranked #6 for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Battlefleet Gothic: Armada 2 is the new real-time strategy game adapted from Games Workshop’s famous tabletop game that portrays the epic space battles of the Warhammer 40,000 universe.

    2019Strategy19.99 USDDeck PlayableSteam ↗
  7. Aliens: Dark Descent

    WHY THIS

    Shares an atmospheric mood with Perimeter: Emperor's Testament.

    Ranked #7 for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    Drop into the gripping journey of Aliens: Dark Descent, a squad-based, single-player action game in the iconic Alien franchise. Lead your soldiers in real-time to stop a new and terrifying kind of Xenomorph outbreak on Planet Lethe.

    2023ActionStrategy39.99 USDDeck PlayableSteam ↗
  8. Homeworld: Deserts of Kharak

    WHY THIS

    Shares a dark mood with Perimeter: Emperor's Testament.

    Ranked #8 for Perimeter: Emperor's Testament fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Perimeter: Emperor's Testament.

    A ground-based RTS prequel to the classic Homeworld games. Assemble your fleet and lead them to victory on the shifting sands of Kharak in this compelling strategy game for PC from Blackbird Interactive.

    2016Strategy49.99 USDDeck PlayableSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Perimeter: Emperor's Testament at current Steam store prices.

  1. shapez

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!

    2020StrategyIndieSimulation0.99 USDDeck PlayableSteam ↗
  2. Bejeweled® 3

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    The biggest, brightest Bejeweled ever! Discover all-new ways to play the world’s #1 puzzle game. Find your perfect match with 8 breathtaking game modes that meet all your moods.

    2010StrategyCasual0.99 USDDeck PlayableSteam ↗
  3. Dictators:No Peace Countryballs

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    Dictators : No Peace Countryballs is a war simulation and dictator game. This is a fun,simple and some say a funny countryballs game. If you like simulation games, you will love playing Dictators : No Peace. Play as a dictator of your favourite country and colonize the world.

    2020StrategyIndieSimulation0.99 USDSteam ↗
  4. Sid Meier's Civilization® III Complete

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    Sid Meier's Civilization III: Complete, the latest offering in the Sid Meier's Civilization III franchise, provides gaming fans with Sid Meier's Civilization III, the highly-addictive journey of discovery.

    2006Strategy0.99 USDSteam ↗
  5. Party Hard

    WHY THIS

    Priced ~50% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    It's 3:00 a.m. Your neighbours are having a loud party. Stop them. Party Hard is tinyBuild's award-winning stealth strategy game about ruining parties by any means.

    2015ActionStrategyIndie1.99 USDDeck PlayableSteam ↗
  6. STAR WARS™ Galactic Battlegrounds Saga

    WHY THIS

    Priced ~63% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    Lead the great armies of the Star Wars™ Episode II: Attack of the Clones saga in intense real-time strategy clashes. Enter the fray as the Galactic Empire, Rebel Alliance, Wookies, Trade Federation, Gungans or Royal Naboo to determine the course of the Galactic Civil War.

    2016ActionStrategy1.49 USDSteam ↗
  7. Russian Life Simulator

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    The most realistic simulator of the life of a Russian person. Collect pension from birth, collect bottles to survive and become part of an exciting life-long story.

    2019ActionSportsStrategy0.99 USDDeck PlayableSteam ↗
  8. Achievement Clicker

    WHY THIS

    Priced ~75% under Perimeter: Emperor's Testament on Steam right now. Shares Strategy with Perimeter: Emperor's Testament.

    Feel like a real Achievement hunter! Earn Achievements, upgrades and get the most Achievements on steam!

    2017ActionStrategyIndie0.99 USDSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Istrolid

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers.

    2016StrategyIndieFree To PlayFreeSteam ↗
  2. Galcon 2: Galactic Conquest

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Galcon 2 is a demolition derby in space! Send swarms of ships from planet to planet to conquer the galaxy in this fast paced multiplayer strategy game!

    2014StrategyIndieFree To PlayFreeSteam ↗
  3. IDUN Prologue - Frontline Survival

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Fight your way through unique mission objectives with overwhelming swarms of enemies.

    2025StrategyIndieAdventureFreeDeck PlayableSteam ↗
  4. Imperius

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Imperius is an easy-to-learn, hard-to-master space RTS. Command devastating ships of the Imperius Navy and prove your loyalty by destroying everything in your path, no matter the cost.

    2024StrategyFree To PlayFreeSteam ↗
  5. Hades' Star

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    A unique space strategy game where thousands of players participate in one shared galaxy.

    2019StrategyMassively MultiplayerFree To PlayFreeDeck VerifiedSteam ↗
  6. The Mims Beginning

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Experience a mystical journey with the Mims in this strategic god-like adventure—build, grow, protect, and wield divine powers. Now it's completely free! Also check out our other story-rich fantasy game, The End of the Sun, where you become a tracker of mythical beings and unravel mysteries.

    2016StrategyIndieSimulationFreeSteam ↗
  7. VEGA Conflict

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Stake your claim, command your fleets, and wage epic war in space.

    2015StrategyMassively MultiplayerFree To PlayFreeDeck PlayableSteam ↗
  8. Gods and Idols

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Strategy with Perimeter: Emperor's Testament.

    Take the role of a newly ascended deity in Gods and Idols. Carve your place among the stars in an open, dynamic, and massive MMORTS universe. Command the powers of the cosmos, form alliances, and use your worshipers as instruments to further your goals.

    2016StrategyIndieSimulationFreeSteam ↗

More from K-D Lab

Other recommendable Steam games by K-D Lab, ranked by review count so the studio's hits land first.

  1. Vangers

    WHY THIS

    Another title from K-D Lab, the studio behind Perimeter: Emperor's Testament.

    Mind-altering sandbox game that can be described as a racing role-playing adventure game with a complicated storyline. You’ll find a unique atmosphere, complete freedom and lots of gameplay hours to figure out what’s the game is all about.

    2014ActionIndieAdventure6.99 USDDeck PlayableSteam ↗
  2. Perimeter

    WHY THIS

    Shares an atmospheric mood with Perimeter: Emperor's Testament.

    Another title from K-D Lab, the studio behind Perimeter: Emperor's Testament. Shares Strategy with Perimeter: Emperor's Testament.

    Perimeter is an innovative Real-Time-Strategy game that pits players against each other or AI opponents in a life and death struggle to seize territory and establish crucial protective “perimeters.” Players will be introduced to the game’s unique terraforming feature, allowing them to move, build, construct and destroy the map...

    2014Strategy3.99 USDSteam ↗
  3. PERIMETER: Legate Edition

    WHY THIS

    Shares terraforming and an atmospheric mood with Perimeter: Emperor's Testament.

    Another title from K-D Lab, the studio behind Perimeter: Emperor's Testament. Shares Strategy with Perimeter: Emperor's Testament.

    Perimeter is a real-time strategy game with a destructible world. Utilize the environment for resource gathering and defense against enemies. Immerse yourself in the millennia-spanning history of the Chains of Worlds and lead a faction in the struggle for survival.

    2024Strategy9.99 USDDeck PlayableSteam ↗
  4. Spanking Runners

    WHY THIS

    Another title from K-D Lab, the studio behind Perimeter: Emperor's Testament.

    Spanking Runners (Samogonki) - arcade racing in a bright and unusual world. Fight on the tiny moons of the SamoG planet for precious Samogian water! After all, you need to save the world from the robots that have captured it, turning your friends into Electrozombies!

    2024IndieAdventureRacing4.99 USDSteam ↗

Frequently asked about Perimeter: Emperor's Testament

How much does Perimeter: Emperor's Testament cost?
Perimeter: Emperor's Testament is listed on Steam at 3.99 USD (current store price; Steam sales may reduce this temporarily).
Does Perimeter: Emperor's Testament have multiplayer or co-op?
Yes — Perimeter: Emperor's Testament supports multi-player play according to its Steam store listing (Multi-player).
What games are most similar to Perimeter: Emperor's Testament?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Perimeter: Emperor's Testament are Perimeter, PERIMETER: Legate Edition, Earth 2160.
Who developed Perimeter: Emperor's Testament?
Perimeter: Emperor's Testament was developed by K-D Lab and published by Fulqrum Publishing.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Perimeter: Emperor's Testament.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.