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Mamon King cover

Mamon King 2025

Role-playing (RPG) by LiTMUS, published by LiTMUS.

About

"Mamon King" is a monster-raising simulation where you aim to become the King. Battles feature simple turn-based command combat, yet each monster possesses unique skills. Combined with the SP required to activate these skills, this creates intense strategic gameplay that anyone can easily enjoy.

Story

Aim to become the strongest king with uniquely charming monsters! Players are special beings who can connect with Mamons (monsters) summoned from another world. Raise and train your Mamons with kindness, and sometimes strictness!

Media

Mamon King screenshot

Releases

Platform
Date
December 11, 2025
December 11, 2025
December 11, 2025

First release date. Per-platform and regional dates, editions and remasters are not in the database yet.

PC and Steam Deck

Steam store page

Steam Deck: Playable runs, but may need some tweaks

Minimum
Recommended
OS
64-bit Windows 10
64-bit Windows 10
Processor
AMD Ryzen 3 1200 / Intel Core i5-7500
Intel Core i7, Ryzen 5 CPU or Equivalent
Memory
8 GB RAM
8 GB RAM
Graphics
AMD Radeon RX 560 with 4GB VRAM / NVIDIA GeForce GTX 1050 Ti with 4GB VRAM
AMD Radeon RX 5700 / NVIDIA GeForce GTX 1070
DirectX
Version 12
Version 12
Storage
1 GB available space
2 GB available space

Will it run on my PC?

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Requirements and Deck status as listed on Steam, checked Oct 10, 2026.