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Caverns: Lost Sky

Game overview

Caverns: Lost Sky

Caverns: Lost Sky is a single player action-adventure RPG set in a fully destructible, voxelized subterranean realm. Join Strato in the Tellurian Sector as he battles hordes of Fera in his quest to find the sky. Level up and increase your stats, or ascend the caverns searching for buried treasure.

Action Indie Adventure RPG Voxel
Last tracked players
0
All-time peak
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24-hour change
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Steam reviews
60% positive
5 reviews · via SteamSpy

Delayed observation · last tracked . Values marked unavailable are not estimated.

About this game Read the full description


⠀⠀⠀⠀"For thousands of cycles, remnants of humanity have dwelt peacefully within the subterranean village of Telluria. A young spelunker's world is turned upside down when a routine mining expedition is ambushed by a crazed horde of Fera, leaving him the only survivor."

Join Strato in an action-packed adventure RPG through the voxel wilderness of the Tellurian Sector, and uncover the truth about his world! Explore winding labyrinths and colossal caverns powered by our in-house Numinous Engine. Engage large groups of enemies with a real-time combat system, where weapons have their own personality. Level up and find rare treasure to aid in your journey, or follow legendary recipes and fight with the tools of your ancestors.

GAME FEATURES

⠀

Dive into the Tellurian wilderness with Strato and check out a variety of different mechanics, all the while avoiding hazards and battling Fera. Current major features include:

Current Features

  • Explore - Trek through an endless cavernous system with unique geographical land marks
  • Combat - Battle hordes of enemies, each with their own personality and fighting tactics
  • Loot - Plunder buried treasure for more than 80 equippable items, including 7 armor sets
  • Tools - Select from a range of tools including mining picks, grapples, torches, and beacons
  • Harvest - Mine and collect several types of ores, or harvest plants for recipe ingredients
  • Craft - Discover over 100 unlockable crafting recipes with multiple rarity types and qualities

Upcoming Features


  • Dungeons - Conquer mystic dungeons with layouts that change upon each visit
  • Quests - Complete quests to progress the story-line, or spend time on side quests
  • Towns - One population center with NPCs and stores to interact with, per sector
  • Skill Upgrades - Spend skill points, powering up and unlocking particle-based skills
  • Cut-Scenes - In-Game cinematic sequences accompanying quest progression

ENGINE HALLMARKS

⠀

Caverns: Lost Sky runs on our custom-built Numinous Engine. Early access allows us to refine not only the game, but the core engine too. Here are some of its advanced capabilities:

  • Tetravoxelization - Produces angled terrain shapes making it easy to walk and run over
  • Membronic Linkaging - Creates endless, organic-looking tunnels and cavernous systems
  • VoxelScript - Custom-built scripting language used to easily define enemy AI behaviors
  • In-Game Debugging - Press F keys to visualize hit boxes, toggle free camera, and more
  • Volumetric Particles - Define particle systems for resources, enemies, items, and skills
  • Destructible Terrain - Fast terrain modification in real time

Player activity

Concurrent players over the last 48 hours.

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System requirements Windows

Windows

Minimum

Minimum:
  • OS *: Windows 8 (64 bit only), Windows 10 (64 bit only)
  • Processor: Intel i5 @ 3.0 GHz or higher (or AMD equivalent)
  • Memory: 8 GB RAM
  • Graphics: Geforce GTX 1060 / Radeon RX 570 or higher
  • DirectX: Version 11
  • Storage: 2 GB available space
  • Sound Card: DirectX® compatible on-board
  • Additional Notes: No internet connection needed.

Recommended

Recommended:
  • OS: Windows 10 (64 bit only)
  • Processor: Intel i7 @ 3.3 GHz or higher (or AMD equivalent)
  • Memory: 16 GB RAM
  • Graphics: Geforce GTX 1080 Ti / Radeon RX Vega 56 or higher
  • DirectX: Version 11
  • Storage: 8 GB available space
  • Sound Card: DirectX® compatible on-board
  • Additional Notes: No internet connection needed.
Game details Languages, features & support
Publisher
Tetravoxel Limited
Features
Single-player, Family Sharing
Languages
English*
*languages with full audio support
Compatibility & accessibility Steam Deck, controllers & access features

Can I Play This?

Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.

Sources fresh
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
unknown
Valve compatibility test
Input
Controller support: unknown
Structured language support (1)
LanguageInterfaceFull audioSubtitles
EnglishYesYesNo
Steam store page fresh · checked 2026-10-29 PCGamingWiki technical notes External link only; SteamIQHQ does not ingest PCGamingWiki content.
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Game Insights

Buy Verdict

Watch — $19.99.

Decent deal at 0% off, but might drop further. Watch for better opportunities.

▲ ~13 days until next sale

Value Score

Fair Value — 75th percentile.

Price-to-player ratio ranks in the 75th percentile. Priced as Premium at $19.99.

▲ Premium pricing tier

Genre Benchmarks

Value Ratio Top 25%

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Developer Analytics

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Frequently Asked Questions

Is Caverns: Lost Sky worth buying right now?
Watch — $19.99. Decent deal at 0% off, but might drop further. Watch for better opportunities.
When does Caverns: Lost Sky go on sale?
Decent deal at 0% off, but might drop further. Watch for better opportunities.
Is Caverns: Lost Sky free to play?
Caverns: Lost Sky costs $19.99 on Steam.
What genre is Caverns: Lost Sky?
Caverns: Lost Sky is a Action, Adventure, Indie, RPG game.
Who developed Caverns: Lost Sky?
Caverns: Lost Sky was developed by Tetravoxel Limited and published by Tetravoxel Limited.
What platforms does Caverns: Lost Sky support?
Available on Steam for Windows.

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