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RIOO header art

RIOO

The goddess of water who summoned you is nowhere to be found. Facing a tidal wave of monsters, you must join forces with other brave people who were summoned like you to repel them! Find the best combination of various strange weapons to survive the waves of attacks!

Steam Page
Release
August 20, 2024
1 year and 346 days ago
Steam Reviews
Positive11 reviews81.8%

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Game contextLatest: IGF Team
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Notes
Latest Contributor: IGF TeamEdit notes
Updated: Jul 14, 2026Developer scaleThe operating scale of the game's developer.
Updated: Jul 14, 2026Publisher scaleThe operating scale of the game's publisher.
Updated: Jul 14, 2026Publisher statusHow the game's publishing relationship is classified.
Search Google: How is RIOO and Project Ground Zero funded?FundingThe known source of funding behind the game.
Updated: Jul 14, 2026Creative controlWho appears to retain creative control of the game.
Updated: Jul 14, 2026Release statusWhether and how the game has been released.

Media

6 items

About the Game

Fight against incoming monsters with other braves from other worlds! Find a way to kill your way through the slimes, evil wolves, and skeleton soldiers to find a way back to the original world!
Game Features:
Fast-paced survivor game
4 different anime style characters to choose from!
Up to six weapons to equip, find the best combination to match and blow up all the monsters!
High-pressure survival rhythm, every choice you make may affect your strategy against the next wave of enemies.