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In the codexAdventureIndieSimulation

O2

A short deep-sea horror game where you explore a dark and mysterious ocean, photograph strange discoveries, and uncover what lurks beneath the depths.

DEV: Beyond StarZPUB: Beyond StarZAppID 4861100

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Is O2 still being updated? — the short answer, with the evidence.

Should you look into this?

From Steam's own record

Current price

$2.99

Development

Actively supported

Last heard from developers

26 days ago

Usual rhythm

not yet established

Substantial updates (6 mo)

Current silence

cannot be judged

The codex holds only a single day of announcements for this game, so its normal rhythm cannot be established. The developers were last heard 26 days ago.

We hold a thin slice of this game's announcement history, so its normal rhythm can't be established. That is a limit of our record, not evidence about the game.

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Recent Transmissions

2 entries in codex

Community AnnouncementsJul 24, 2026

Nightmare Mode Update

Welcome to the latest O2 update!This update introduces Nightmare Mode, a brand-new way to experience O2 for players looking for a greater challenge. Along with the new mode, we've made various gameplay improvements, fixed bugs, improved per…

Community AnnouncementsJul 24, 2026

Nightmare Mode Update

Added Nightmare Mode for players seeking a greater challenge. Improved gameplay balance and immersion. Fixed various bugs and performance issues.