Hero’s Underground Shift official icon

Hero’s Underground Shift

By Game Duo Co.,Ltd. · iPhone · iPad

4.7 (15)12+FreeAvailable now

"Clocked in yesterday. Clocking in today. And the Hero's work place is... an underground dungeon?!" The Hero's shift never ends! It's another day on the job in the Underground Dungeon. Help the Hero hold back the monster hordes, dig through the Mine, and grow into the strongest Hero of all! ■ Flashy Skill Explosions That Fill the Screen! Gorgeous p

KR
TAKE A LOOK AROUND

Inside the game.

Official screenshots supplied through Apple. Artwork belongs to the respective developer. Download on theApp Store ↗

FIND YOUR KIND OF PLAY

Before you play.

Game style
Casual · Roleplaying
Platforms
iPhone · iPad
Languages
EN, ID, JA, KO, PT, ZH, ES, ZH, VI
Download size
461 MB (store snapshot)

Check the official page for current availability, supported devices and any in-game purchases.

ANSWERS FOR YOUR FIRST SESSION

Hero’s Underground Shift gameplay guide and player questions

App Store edition · Researched Nov 8, 2026 · Guide updated Nov 8, 2026.

Source facts

What is the primary objective of the Hero in this game?

Your main goal is to hold back monster hordes, dig through the Mine, and grow into the strongest Hero of all. You must manage these tasks while working your shift in the underground dungeon.

Based on source 1.

Our guidance

How do I acquire new characters for my team?

You can expand your roster by unlocking one-of-a-kind Heroes one by one. Once unlocked, you can build your own custom lineup to help you conquer the various challenges found deep within the underground dungeon.

Based on source 1.

Source facts

What is the purpose of the Mine in the game?

The Mine serves as a vital resource location. By digging through it, you can collect piles of resources that are necessary to support your progression and help you become the strongest Hero of all.

Based on source 1.

Our guidance

How can I make my Pet Dolls more powerful?

To increase the strength of your companions, you must merge matching Pet Dolls together. Creating higher-grade dolls results in stronger allies, which makes navigating the dangers of the Underground Dungeon much easier for your Hero.

Based on source 1.

Source facts

What kind of combat experience can I expect?

The combat is described as punchy and satisfying, featuring flashy skill explosions that fill the screen. The game utilizes gorgeous pixel art to bring these intense battles against monster hordes to life during your shift.

Based on source 1.

Source facts

What are the main gameplay modes available?

The game offers a variety of content including epic showdowns with giant Bosses, resource gathering in the Mine, and nonstop Defense against endless waves of enemies. These modes ensure there is always work to be done.

Based on source 1.

Our guidance

Are there benefits to having Pet Dolls equipped?

Yes, having Pet Dolls by your side is highly recommended. They provide support that makes the Underground Dungeon nothing to fear, allowing you to focus on your Hero's work and combat duties more effectively.

Based on source 1.

Our guidance

How do I start playing the game?

To begin your journey, you must punch the Hero's time card. Simply download the game and clock in to the Underground Dungeon to start your first shift and begin holding back the monster hordes.

Based on source 1.

Source facts

Does the game feature challenging enemies?

Yes, the game features epic showdowns with giant Bosses. These encounters are part of the diverse content available, requiring you to utilize your unlocked Heroes and Pet Dolls to succeed in the underground environment.

Based on source 1.

Our guidance

What happens if I merge Pet Dolls of different grades?

The game mechanics focus on merging matching Pet Dolls. The higher the grade of the resulting doll, the stronger they become. This progression system is essential for ensuring your pets remain effective against the dungeon's enemies.

Based on source 1.

Sources & scope

  1. Publisher description on the KR App Store ↗Checked Nov 8, 2026

AI-assisted research with automated evidence and consistency checks. Good Game Daily organizes publisher information into practical answers. Guidance is an editorial interpretation of those sources. These notes are based on source research rather than a firsthand playtest; editions and later updates may differ.

FIND YOUR FIT

Is this your kind of game?

  • Explore casual / roleplaying gameplay

Based on listed game features. This is not a firsthand review. Check the publisher’s listing ↗

Before your first session

  • Check that your Apple device runs iOS 16.0 or later.

What’s new in 1.2.1.

Hero's Underground Shift 1.2.1 Update
• Added Player Info, Settings screen reorganized
• NEW VIP: tier perks, Auto Play, exclusive looks, VIP Shop
• Arena Weekly Leagues with limited profile rewards
• Guild Help and Contribution Ranking
• Work Logs and Beast Shards from Guild Missions
• Relic Upgrade All, Super Crit Damage up
• "VIP Pass" is now "Premium Pass"
• Bug fixes and faster response
Looking is free. Sharing is up to you.

Release notes supplied by the developer through the App Store.

About Hero’s Underground Shift

Developer description, as provided in the original store listing.

"Clocked in yesterday. Clocking in today. And the Hero's work place is... an underground dungeon?!"

The Hero's shift never ends!
It's another day on the job in the Underground Dungeon.
Help the Hero hold back the monster hordes, dig through the Mine, and grow into the strongest Hero of all!

■ Flashy Skill Explosions That Fill the Screen!
Gorgeous pixel art and punchy, satisfying combat. Once you start, you won't want to stop.

■ Unlock Your Heroes!
A roster of one-of-a-kind Heroes awaits deep underground.
Unlock them one by one, build your own lineup, and conquer the dungeon.

■ Bosses! Mines! Defense!
Epic showdowns with giant Bosses, piles of resources from the Mine,
and nonstop Defense against endless waves of enemies!
Tons of content, all in one game.

■ Merge Cute Pet Dolls!
Merge matching Pet Dolls to create even stronger ones.
The higher their grade, the stronger they get. With your Pet Dolls by your side, the Underground Dungeon is nothing to fear.

Once again, it's up to you to punch the Hero's time card.
Download now and clock in to the Underground Dungeon!

[Contact Email]
service.lb@gameduo.net

Good to know.

Developer
Game Duo Co.,Ltd.
Release date
Oct 25, 2026
Latest version
1.2.1
Requires
iOS 16.0 or later
Price snapshot
Free KRW
Source checked
Nov 8, 2026

Apple App Store lookup ↗ · Store ratings, prices, and availability can change. Check the App Store for your region.

A few quick answers.

Is Hero’s Underground Shift available on iPhone?

Hero’s Underground Shift is listed on the KR App Store. Availability varies by region and compatible device.

Is Hero’s Underground Shift free?

The recorded download price is free. In-app purchases, subscriptions, or additional content may cost extra. Source checked Nov 8, 2026.

How is the game’s social activity measured?

Good Game Daily compares available samples of recent game mentions with the preceding 24-hour window. Coverage and source failures are disclosed. Read the methodology.

FROM THE COMMUNITY

Let’s talk Hero’s Underground Shift.

All discussions

Be the first voice in the room.

Share what surprised you, ask for advice, or help another player find their next favorite.

KEEP EXPLORING

A few more you might love.

All games

Privacy settings

We count page loads and popular game pages in daily totals. We do not create visitor IDs, analytics cookies, or browsing profiles.

Changes apply to future counts. Earlier totals cannot be linked back to your browser. Your account and bookmarks are unaffected. Read our privacy details.

YOUR NEXT GOOD CONVERSATION

Good games.
Better company.

Sign in to start one thoughtful discussion a day and reply whenever inspiration strikes.

By continuing, you agree to our Terms and Privacy Policy.
ONE TOPIC. EVERY DAY.

Start something good.

Ask a question, share a discovery, or tell us what has you hooked.

One new topic per account per day, resetting at 00:00 UTC. New posts are reviewed before appearing publicly.