Escape from “Yomi” – a dungeon filled with riches – and danger.
You have been recruited into the Undernauts – a team of brave subterranean adventurers who comb the depths of a massive, monster-infested labyrinth in search of priceless resources.
Make use of your powerful skills and magic items to create exits and reach the surface alive.
As a Dungeon RPG, the player must dive through many dungeon levels and move through a grid system to find the correct path to proceed.
Players create a party of 6 in order to fight battles and level up while proceeding through the game's storyline.
Use the "Switch Boost" system to defeat hordes of monsters and create magical doors, ladders, and bridges to escape.
Make use of powerful skills and magic items to reach the surface alive.
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2026-05-29
Beyond the Main Story: The Best Things to Do in GTA 6
Welcome back to Vice City! Ready to ride through the streets with us and go sightseeing in the most anticipated GTA game to date? Finally, after a more than a couple of delays, there has even been a confirmed GTA 6 release date that should absolutely be included in the article, and that would be 19.11.26. Put on your best drip and hop in the YUPLAY review wagon with us and let’s begin the tour immediately…
Looking for a quick way to boost your Loyalty status? On top of the regular YXP you receive from your purchase, you will also earn an additional 50 bonus YXP as part of this special promotion. All you need to do is make a purchase of at least €10 between 27.05.2026 11:00 CET and 01.06.2026 15:00 CET and receive an extra 50 YXP for our Loyalty Program…
