IMHO.

Games like Prime Monster

If Prime Monster is your kind of game, the closest matches are American Election Simulator, 难蚌尖塔 and Save Humanity.exe — picked from the ranked list below. Reviewers single out its challenging, comedic and funny. 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 Prime Monster: A card-based political roguelike about surviving in a parliament of literal monsters. Fight for votes, break rules, weather scandals and force through absurd laws to keep the top job in this democratic dystopia of truly monstrous proportions.

2026StrategyIndieCasual16.99 USDDeck PlayableWindowsby Cavalier Game Studios
Prime Monster — Steam game cover
Players highlight
1 2 hour runs provide satisfying roguelite sessionsBritish humor and political satire shineCards convert into energy to fuel reusable tacticsChallengingComedicFunny

Players who liked Prime Monster also play

Steam players who put hours into Prime Monster 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. American Election Simulator

    WHY THIS

    Top pick for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    Plot your way through an American political campaign as you go head-to-head against a rival political party. Make tough decisions as you travel across the country and try to earn enough votes to become the next President of the United States!

    2024StrategyIndieSimulation14.99 USDSteam ↗
  2. 难蚌尖塔

    WHY THIS

    Second-strongest match for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    《难蚌尖塔》是一款类《杀戮尖塔》的肉鸽卡牌构筑游戏。在这诡异且荒诞的塔中,互联网君子六艺、以及各种名场面都变成了蕴含强大力量的卡牌,你将构建卡组、击败敌人,在不断轮回的冒险中逐步揭开迷雾后的秘密。

    StrategyIndieCasualSteam ↗
  3. Save Humanity.exe

    WHY THIS

    Third-strongest match for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Casual with Prime Monster.

    A roguelike deckbuilder based around designing a microchip from a pile of junk circuits to out compute incoming viruses trying to crash your system. Combo hardware with software programs to chain multipliers that overflow your FLOP meter before the glitches overwhelm you.

    2027StrategyCasualSteam ↗
  4. Politiks - Satirical Roguelite Deckbuilder

    WHY THIS

    Ranked #4 for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    Become a corrupt politician in this satirical deck-builder where you manipulate voters, sabotage rivals, and pocket campaign funds to win at any cost. Debates with rock-paper-scissors, deliver speeches by spinning roulette, and handle budgeting by ignoring the people's needs.

    2026StrategyIndieSimulation7.99 USDSteam ↗
  5. Weather Roll

    WHY THIS

    Ranked #5 for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    Weather Dice is a turn-based roguelike deckbuilder. Wield rare Mana to awaken unique, charming plant girls, fend off monster hordes across four seasons. Use Weather Dice to rewind time, change weather, turn the tide in despair, and defend your last home!

    StrategyIndieRPGSteam ↗
  6. Castle V Castle

    WHY THIS

    Ranked #6 for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    A stylish single player 1v1 card game funded and supported by Slay the Spire's Casey Yano and inspired by browser classic Castle Wars. Build up your castle and knock down your opponent's brick by brick!

    ActionStrategyIndieSteam ↗
  7. Brawl To The West

    WHY THIS

    Shares build variety and a comedic mood with Prime Monster.

    Ranked #7 for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Prime Monster.

    "Join this hilarious auto-battler! Equip gear, grow fruit trees, and tame monsters to build your team. Choose unique characters or battle others in ranked mode—every run is fresh! Weaklings perish; victors take all. Will you go the farthest? Dive in now!"

    2025StrategyIndieCasual8.99 USDDeck PlayableSteam ↗
  8. Earthless

    WHY THIS

    Ranked #8 for Prime Monster fans by collaborative filtering across millions of Steam libraries. Shares Strategy with Prime Monster.

    EARTHLESS is a sci-fi, roguelike deckbuilder where humankind has been thrust into the cosmic wind on a fleet of starships captained by you. To find a new home, you must draw your own path through the stars and play the hand you’re dealt. You are our hope in the darkness.

    StrategyEarly AccessSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Prime Monster at current Steam store prices.

  1. Terraria

    WHY THIS

    Priced ~41% under Prime Monster on Steam right now. Shares Indie with Prime Monster.

    Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!

    2011ActionIndieAdventure9.99 USDDeck VerifiedSteam ↗
  2. Garry's Mod

    WHY THIS

    Priced ~71% under Prime Monster on Steam right now. Shares Indie and Casual with Prime Monster.

    Garry's Mod is a physics sandbox. There aren't any predefined aims or goals. We give you the tools and leave you to play.

    2006IndieSimulationCasual4.99 USDDeck PlayableSteam ↗
  3. Lethal Company

    WHY THIS

    Priced ~41% under Prime Monster on Steam right now. Shares Indie with Prime Monster.

    A co-op horror about scavenging at abandoned moons to sell scrap to the Company.

    2023ActionIndieAdventure9.99 USDDeck PlayableSteam ↗
  4. People Playground

    WHY THIS

    Priced ~41% under Prime Monster on Steam right now. Shares Indie and Casual with Prime Monster.

    Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.

    2019ActionIndieSimulation9.99 USDDeck PlayableSteam ↗
  5. Undertale

    WHY THIS

    Priced ~41% under Prime Monster on Steam right now. Shares Indie with Prime Monster.

    UNDERTALE! The RPG game where you don't have to destroy anyone.

    2015IndieRPG9.99 USDDeck PlayableSteam ↗
  6. Vampire Survivors

    WHY THIS

    Priced ~71% under Prime Monster on Steam right now. Shares Indie and Casual with Prime Monster.

    Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!

    2022ActionIndieRPG4.99 USDDeck VerifiedSteam ↗
  7. PEAK

    WHY THIS

    Priced ~53% under Prime Monster on Steam right now. Shares Indie with Prime Monster.

    PEAK is a co-op climbing game where the slightest mistake can spell your doom. Either solo or as a group of lost nature scouts, your only hope of rescue from a mysterious island is to scale the mountain at its center. Do you have what it takes to reach the PEAK?

    2025ActionIndieAdventure7.99 USDDeck VerifiedSteam ↗
  8. Sid Meier's Civilization® V

    WHY THIS

    Priced ~56% under Prime Monster on Steam right now. Shares Strategy with Prime Monster.

    Create, discover, and download new player-created maps, scenarios, interfaces, and more!

    2010Strategy7.49 USDDeck PlayableSteam ↗

Free alternatives

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

  1. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  2. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  3. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Prime Monster.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  4. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  5. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Prime Monster.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗
  6. Awaria

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    Awaria is a short game about working in haunted maintenance tunnels.

    2024ActionIndieFree To PlayFreeDeck PlayableSteam ↗
  7. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  8. Iron Snout

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie with Prime Monster.

    Iron Snout is a fast, colorful and brutal fighting game in which you will be helping a piglet fight for its life against hordes of wolves.

    2016ActionIndieFree To PlayFreeDeck PlayableSteam ↗

Frequently asked about Prime Monster

Does Prime Monster run on Steam Deck?
Prime Monster is rated Playable on Steam Deck — it runs, but expect some manual adjustments (control remapping, text size, or graphics settings) for the best experience.
How much does Prime Monster cost?
Prime Monster is listed on Steam at 16.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Prime Monster?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Prime Monster are American Election Simulator, 难蚌尖塔, Save Humanity.exe.
Who developed Prime Monster?
Prime Monster was developed by Cavalier Game Studios and published by Cavalier Game Studios, Rekoup.

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 Prime Monster.

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24 Games Like Prime Monster — Ranked for 2026 · imho.run