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Cute marimo take down waves of invading alien species in this side-scrolling shooter!

● Overview ●

A 2.5D shooting game that blends classic side-scrolling action with strategic depth-based combat.

Use lock-on shots that can track up to six enemies at once,
and powerful charge shots that pierce through both enemies and bullets to wipe out entire swarms!

Chain together multi-enemy takedowns to boost your score with an exhilarating combo-based scoring system.
Target priority and strategy are the keys to achieving high scores!

● Features ●

• Simple controls: move + only two buttons

• 2.5D side-scrolling battles with depth-based gameplay

• 5 stages plus a hidden stage

• Four difficulty levels for beginners to hardcore players

• Tutorial and full key configuration support

• Tense orchestral soundtrack

• Bonus in-game database to learn about real-world invasive species

● Story ●

Year 2222.

Environmental destruction has connected the seas and lakes, collapsing freshwater ecosystems.

Mysterious particles raining down into the water trigger sudden mutations, giving rise to aggressive invasive species.

Lake Akan is no exception. Native lifeforms are devoured, and the marimo are pushed to the brink of extinction.

…But then, a single mutated marimo awakens.

Wielding a new power to control oxygen through photosynthesis, the tiny sphere rises to fight back against the invaders.

To protect its friends, it begins to roll into battle…

● Disclaimer ●

This game is a work of fiction.
While some creatures are inspired by real species, their behaviors and ecology may differ from reality.