To enhance your user experience, support technical features, and personalize content and ads, this site uses cookies.
Your use of Kongregate’s Services is subject to our revised Cookie Policy, Privacy Policy and Terms of Service.
X Complete Initialization for 10 kreds Complete the Quest and earn an exclusive shiny kongpanion + 10 kreds 15%
Congratulations! You’ve completed your Kongregate account!
Keep exploring Kongregate with more badges and games!
Congratulations! You’ve completed your Kartridge quest!
Spend your hard earned kreds on some of these games!
Hide the progress bar forever? Yes No
Underworld Idle
May. 31, 2025
Rating: 3
so addictive
X
Loading
 "Underworld Idle"){kind=icon}