Ark Mobius

Released Oct 2021

This is a game containing "beautiful girl + rhythm game + multi ending GALGAME". In 2320, a huge monster appeared on the earth.Only magic energy can do harm to the monster.However,there is no more magic energy left on earth. So,you need to gain the energy from magical girls and save your world.

89% positive · 337 reviews

Done

All announced content has been released

High confidence

Done

All announced content has been released

High confidence

Where to buy

Steam Updated 29 Sep 2026 $4.99

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Evaluation

Ark Mobius launched on October 14, 2021 as YellowDuckWorks' debut title. In the first week after launch, the developer issued two feature patches (October 16 and October 20, 2021) addressing bug fixes, input options, and quality-of-life improvements. On January 28, 2022, the developer announced they were working on a new game — but this was a reference to a separate title, not additional content for Ark Mobius. That new title turned out to be Dusk Pub, which the developer announced on April 17, 2024 as now available for purchase. This post is categorized as a major content release, but it is for a different game entirely — it is not an update or expansion for Ark Mobius. There are no unreleased DLC listings, no announced expansions or future updates for Ark Mobius, and no developer statements indicating ongoing development for this game. The post-launch patches from October 2021 were standard launch-window maintenance. The game appears to have launched as a complete, self-contained product with no post-launch content cycle planned or delivered for it specifically.

Evidence

Ark Mobius officially released as YellowDuckWorks' first game, with a launch week discount.

news post · Oct 14, 2021 source content shipped

high

Developer announces they are preparing a new, separate work (later identified as Dusk Pub), with no mention of further content for Ark Mobius.

news post · Jan 28, 2022 source ambiguous

medium

Details

Developer

YellowDuckWorks

Publisher

YellowDuckWorks

Achievements

Platform

Windows

Controller

—

Steam Deck

Playable

Players

Single-player

Sexual Content Nudity Rhythm Multiple Endings Anime JRPG Action RPG 2D Choices Matter Action RPG Shooter Casual Comic Book Gothic

About this game

Game Intro

Ark Mobius is a gal-game that contains beautiful girl, rhythm and multiple endings.
In 2320, black goat, a huge humanoid monster with tentacles suddenly appeared on the earth. She fell into madness and made human beings attack each other through mind control. Only magical power could damage her. However, due to excessive industrial development and pollution, there is not much magical power left on the earth. Therefore, as the container, you need to travel to other worlds to obtain power against the monster from various beautiful girls and save the human being.

Rhythm Game

Ark Mobius contains easy yet fun rhythm elements. You can finish them by mouse. It also has various traditional 2d side-scroll scenes, diverse enemies and beats. (headphones are strongly recommended)
We also provide a "Lock HP" function for players who are not very good at rhythm games, it can be check at "Option" panel.

Multiple Endings

Every beautiful girl will have multiple endings in her story. Some are warm, some are touching and some are sad. All of this is depending on your choice. Don't worry about missing any choices or storylines, because free plot mode will be open after you finishes the story first time. Then you can change different options across the chapters.

Multiple CGs, Live-2d Animations

Each beautiful girl has multiple CGs, and live-2d animations while performing indescribable operations~

Easy scene puzzle

Push the storyline by exploring scenes related to beautiful girls. Don't worry, it's very easy.

Full Voice-over

Each beautiful girl has complete voice-over in japanese and chinese.

If you are interested in Ark Mobius, you can add the game to the wishlist. This will be very helpful to us. Thank you very much~

Official
Twitter:YellowduckWork