25,356,384
on Steam
▼ 3,322,448
6,664,439
in-game
Top now
Counter-Strike 2
522,140
PICS
#38,657,379
431
builds today
Sale
Steam PvE Survival Crafting Fest
ends 7 Sep
Sampled
7 Sep 2026, 05:10 UTC
SteamPeaks
Charts
Sales
Upcoming
Patches
Events
Calculator
Database
New on Steam
Every app, DLC and depot the minute Steam creates it
Apps
Every app on Steam, newest change first
Packages
Subs and bundles, and what each contains
Depots
Depots, manifests and install sizes
Tags
Steam's user tags and the games under them
Developers & publishers
Companies and their catalogues
Technologies
Engines, SDKs and anti-cheat found in the files
Change history
Every PICS changelist as it lands
Tools
Signals
Nineteen readings of the whole catalogue
Compare
Any games side by side
Records
All-time peaks and the days they were set
Reports
Weekly and monthly write-ups
Alerts & newsroom
Watch a game, get told when it moves
Steam status
Is Steam up, right now
Web API explorer
Try the endpoints in the browser
More
Events
Steam's own events and the sales calendar
Calculator
What a Steam account is worth, and its pile of shame
25.4M
/
Sign in
/
Underworld Idle
›
Patches
›
Version 0.45
Version 0.45
Underworld Idle
· published
5 years ago
All events
Read on Steam
Game updated!
Changelog
Added contract to increase dark mana from mushrooms and from the contract J.
Added a contract that enhances getting waste from mushrooms and gives a way to get additional waste when using the obelisk.
New portraits added.
Added artifacts (junkyard tab) as an additional alternative to gears. Nine artifacts have been added so far.
Fixed a bug with the timer when exiting the challenge.
A cloud backup system has been added. It can be found in the settings.