Goonya Monster

Three-against-one party action with soul collecting and monster powers

MUTAN · Released Dec 4, 2022

Reviews: Mostly Positive; 78% of 211
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 1 year ago; Oct 10, 2025
Minimum PC: GTX 660; 4 GB RAM · 2 GB disk; Full requirements

What is Goonya Monster?

This action party game pits three Busters against one Monster in three-minute matches. Busters use weapons such as shotguns and flamethrowers to defeat roaming undead and collect their souls, while the Monster uses special abilities to eliminate the Busters or survive until time runs out.

For you if...

+you want cooperative team play with friends locally or online
+you enjoy unlocking costumes and dressing up characters

Not for you if...

−you prefer both sides to have matching roles and objectives

What players say

78% of 211 reviews are positive

Players praise the character designs and music. The recurring complaint is the small online population, with recent reviewers describing mostly empty lobbies and matches against bots, especially outside Japan.

Screenshots and trailer

Goonya Monster system requirements

Minimum: GTX 660, 4 GB RAM, 2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 10 64bit
Processor: Intel Core i5 or AMD equivalent
Graphics: NVIDIA GTX 660 or AMD Radeon HD 7950
Memory: 4 GB RAM
Storage: 2 GB available space

Does Goonya Monster have co-op or multiplayer?

Yes: co-op online and split-screen; PvP online and split-screen. There is no single-player mode. Crossplay with other platforms is declared.

Does Goonya Monster run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck
External controllers are not supported for the primary player

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 45
Steam features: Cloud saves, Family Sharing, In-app purchases
Languages: Full audio: English, Japanese. Text only: Simplified Chinese, Traditional Chinese.

Does Goonya Monster use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam