Released May 4, 2026 $12.59 · −30% Very Positive Counts toward your Steam games

Prime Monster

By Cavalier Game Studios

Roguelite Deckbuilding Card Battler Strategy Turn-Based Tactics Card Game Roguelike Funny TacticalSingleplayerCasualColorful

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Reviews 316 Very Positive

Players now 15 Peak today 15

Followers, 30 days — Not enough history yet

Prime Monster is a game tagged Roguelite, Deckbuilding and Card Battler by Cavalier Game Studios, released May 4, 2026. It has 316 Steam reviews (Very Positive). The Steam games most like it include Battle Suit Aces, Card Master and STACK'EM!.

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.

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<a href="https://launchrivals.com/games/3214480-prime-monster"><img src="https://launchrivals.com/games/3214480/badge.png" alt="Prime Monster launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/3214480-prime-monster"><img src="https://launchrivals.com/games/3214480/badge.png?theme=light" alt="Prime Monster launch date" width="320" height="84"></a>

Battle Suit Aces 73% match · Roguelite, Deckbuilding, Card Battler
Card Master 68% match · Roguelite, Deckbuilding, Card Battler
STACK'EM! 68% match · Roguelite, Deckbuilding, Card Battler
Scared Crow 68% match · Deckbuilding, Card Battler, Strategy
Absurdocracy 68% match · Deckbuilding, Card Battler, Strategy
Negative Space 67% match · Roguelite, Deckbuilding, Card Battler
Numeral Strike 67% match · Roguelite, Deckbuilding, Card Battler
Duelite 67% match · Roguelite, Deckbuilding, Card Battler
Praktikos 67% match · Roguelite, Deckbuilding, Card Battler
Meme Cards: Chaos Deck 67% match · Roguelite, Deckbuilding, Card Battler

Steam data

Everything Steam lists for Prime Monster · record updated 20 hours ago

Steam store

Overview

App ID3214480

Release dateMay 4, 2026

Last change number40166176

Last record update20 hours ago

App type: Game
Developer: Cavalier Game Studios
Publisher: Cavalier Game Studios, Rekoup
Steam profile: Counts toward game count and achievement totals · checked 1 day ago
Technologies: Unity detected

Windows

Steam Deck: Playable

Single-playerSteam AchievementsSteam CloudFamily Sharing

Prices

Price · US$13.99

On sale40 of 41regions right now

Lowest seen · US$13.99Oct 23, 2026

Checked18 hours agoin 41 regions

CIS (USD)$USD

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
25102373	public	Sep 3, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
3214481	—	All	1.53 GB	610.3 MB	469186299616247442

Branch	Build	Updated	Access
public	25102373	Sep 3, 2026	Open

Configuration

Install foldersteamapps/common/Prime Monster

Executable	Arguments	Systems	Description
PrimeMonster.exe		Windows

Space per player95.4 MB

Filesup to 500

Save locations2

Root	Path	Pattern	Systems
WinAppDataLocalLow	Cavalier Game Studios/PrimeMonster	*.sav	All
WinAppDataLocalLow	Cavalier Game Studios/PrimeMonster	*.bak	All

Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.

Prime Monster

About Prime Monster

Steam data

Overview

App info

Platforms

Features

Prices

CIS (USD)$USD

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

Builds

Depots

Depots

Branches

Configuration

Launch options

Cloud saves