Cave Drop
An action RPG demo in a cave with 360-degree gravity: run up the walls, cross the ceiling and drop to the far side. The developer says it is made entirely with Opus 5.5.
Links go to the official store or developer page. Last verified Nov 5, 2026.
Where to play
Every platform this game is on. Links are checked against official sources; we never host or mirror games.
- View demo on itch.ioitch.ioDemo · Free early demo of one cave; the game is listed as “In development” on itch.ioFree
Download from itch.io.
Desktop · Official link verified Nov 3, 2026.
About Cave Drop
Cave Drop is a 3D action RPG, currently a free downloadable demo. The surface of its world is barren and lethal, so monkey societies live in caves, each with its own identity. Inside, the tunnels are lush and huge, and you can walk on any surface as if it were the floor: run up the walls, cross the ceiling, or jump past the middle of the tunnel to drop onto the far side while the camera turns with you. Combat looks simple, a bit like a hack and slash, but grappling, power sliding and gravity flips let you carry momentum into harder hits; mushroom caps in the forest zone bounce you high enough to flip gravity. The demo covers one cave, a fishing village, a mushroom forest, a moonlit grove, a lake and a crystal lair, ending with a boss fight against the queen at the bottom; the itch.io page puts an average session at about an hour. The developer answered a player that the game is an action RPG rather than a roguelike and that the demo level was designed by hand, not generated. The developer, posting as u/dank_summers on r/aigamedev, says the game is made entirely with Opus 5.5. Free for Windows, macOS and Linux on itch.io, with keyboard and mouse; listed as in development. In English.
How it was built
Partially verifiedThe developer's post on r/aigamedev (8 Oct 2026, UTC) is titled “Making a game where every surface is the floor made entirely with Opus 5.5”. The post text describes the game and offers to answer questions about the process, but does not say which tool Opus 5.5 was used through or how the work was split.
- Developeritch.io AI disclosure: AI Assisted, Code, Graphics, Sounds. — itch.io
A 3D game that the developer says is made entirely with Opus 5.5; the itch.io tags include Godot, and its AI disclosure lists code, graphics and sounds. The developer updates the demo regularly through devlogs (camera changes, combat on the ceiling, mini-bosses, a village “that's alive”). How the game was made is not described further.
- Engine / framework
- Godot
- Languages
- Not disclosed
- Team size
- Not disclosed
- Development time
- Not disclosed
- Development cost
- Not disclosed
- AI-written code
- Not disclosed
“Making a game where every surface is the floor made entirely with Opus 5.5”Verification notes: The AI claim comes from the title of the developer's post on r/aigamedev by u/dank_summers (8 Oct 2026, 13:49 UTC), read from the Arctic Shift Reddit archive on 5 Nov 2026, together with the itch.io AI disclosure, which lists Code; the post text gives no detail on the process, so the evidence is medium. The post links the itch.io page in the first person (“Free demo is now available on Itch”); the Reddit and itch.io names differ. Opus 5.5 is quoted as written; the tool used with it is not named, and no AI code share is given. Story, features, platforms, status, genres, tags (including Godot), the English language field and the AI disclosure come from the itch.io page, re-read on 5 Nov 2026 (published 6 Oct 2026, 21:52 UTC; updated 3 Nov 2026, 03:50 UTC; build version 2026.11.02). The action RPG and hand-designed level remarks are the developer's replies in the page comments. The demo is a download, so its code was not checked for AI services; nothing in the sources suggests AI is used while playing. itch.io shows no rating or download count. Team size and location are not stated. The game was not played.
Development history
Free demo published on itch.io (21:52 UTC) for Windows, macOS and Linux.
Observeditch.ioThe developer shares a forest-zone clip on r/aigamedev and says the game is made entirely with Opus 5.5.
DeveloperReddit (u/dank_summers)Devlog: rest by the fire, meet the Wrangler, and Vorrhkka goes out in gold (demo build 2026.11.02).
Observeditch.io
Game performance
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itch.io
Free download for Windows, macOS and Linux, with keyboard and mouse; no browser version.
Not publicly available: itch.io rating, Gross revenue.
Reviews & rankings
Not yet reviewed by our editors.
Not currently ranked.
Sources
| Source | Type | Published | Accessed |
|---|---|---|---|
| Making a game where every surface is the floor made entirely with Opus 5.5 (r/aigamedev) Reddit (u/dank_summers) | Social post | Oct 8, 2026 | Nov 3, 2026 |
| Cave Drop by wilsonb9000 itch.io | Store page | Oct 6, 2026 | Nov 3, 2026 |
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