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Watch trailer on Steam ↗Isekai Mining Defense
DevNeo · Published by DevNeo · Official site ↗
Positive — 80% positive (15 reviews) · 5 achievements
Last updated 6 Oct 2026
Carve your own path underground in this roguelike tower defense adventure! Mine resources, build your defense, and survive against waves of monsters every night. Explore, grow stronger, and Survive
£6.69
Lowest price we've ever recorded
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Price history
Adventure, Indie, Strategy, Early Access, Casual · 2025 · More £5 - £15 games
Venture into an underground world where strategy meets survival in Isekai Mining Defense. Craft your defense against monstrous hordes each night as you mine resources and explore new depths.
About this game
⛏️ Isekai Mining Defense
Isekai Mining Defense is a roguelike tower defense game where you carve your own path through an underground world.
Explore, mine, and survive — then use the resources you’ve gathered to build towers and defend against waves of enemies!
Every run offers new adventures, new challenges, and new rewards.
📖 Story
The once-peaceful village of Karden prospered through the power of magic stones.
But one day, a sudden explosion plunged the village into chaos.
In a desperate attempt to save the land, the Great Mage sought to summon the legendary miner…
Yet by mistake, he brought forth a man from another world — right before he was hit by a truck.
Now stranded in this unfamiliar world, our unlikely hero must descend deep underground, pickaxe in hand,
to uncover the source of the disaster and find a way back home.
Will he ever return to his own world?
🌕 Daytime Exploration, Nighttime Defense
During the day, grab your pickaxe and explore the ever-changing underground.
Mine rare minerals, discover hidden ruins, and carve out your own unique path.
But when night falls, the monsters will follow the tunnels you dug!
Use your towers, traps, and powerful skills to defend against the incoming waves.
🏘️ Rebuild and Grow in the Village
Even if you fall in battle, it’s not the end.
Return to the village to upgrade your equipment, enhance your towers and skills,
and unlock new abilities at the shop and research lab.
Grow stronger, then dive back into the depths!
🏘️ Growth and Retry System
When defeated, return to the village with your hard-earned gold.
Upgrade your character, unlock new towers and skills, and become stronger with every run.
🌀 Dive into the World of Isekai Mining Defense!
Endless exploration, ever-changing challenges, and heart-pounding boss battles await.
System Requirements
Will my PC run this? →Minimum
- OS:
- Processor:
- Memory: 8 GB RAM
- Graphics:
- DirectX: Version 10
- Storage: 2 GB available space
Supported Languages
Latest news
Patch NotesOfficial
Isekai Mining Defense ea.1.04.0 Update Notice
Isekai Mining Defenseea.1.04.0 Update Notice📆 Scheduled Update Date: July 2, 2026⚙ ModulesModules will be newly introduced in Infinite Mode. Modules can be obtained through exploration, and equipping them to towers grants synergistic effects. A new structure for managing and swapping modules will also be added.🔗 SynergyIf you equip a certain number of modules with the same synergy type, special effects will be activated.✨ New Exploration SkillsNew skills usable while exploring underground will be added: Dash, Levitation, and Float.These can be selected from the Crystal Orb.🗡 EquipmentThe level cap on equipment has been removed, allowing infinite upgrades.⛏ MiningThe number of Power Stones obtained through mineral quality has been changed from 10 to 5.🗺 Stage ModeStages 4, 5, and 6 have been newly added. The variety of enemies appearing during the day has also increased.♾ Infinite ModeA Power Stone Pile structure has been added.📖 GuideAdded guides for tower removal and skill usage.🎒 ItemsAbyss Bomb, Large Abyss Bomb, and Enhanced Attachment have been added to the crafting station.📌 Other ChangesDefault screen zoom has been increased.Slime hit cooldown has been reduced from 1.5 sec → 1 sec.Read full article on Community Announcements (J.SUN.P)Patch NotesOfficial
ea.1.03.0 Update
♾ Infinite Mode & 🗺 Stage Mode Added A more exciting Infinite Mode, similar to the existing gameplay style, has been added. Explore randomly generated terrains, obtain various rewards, and descend even deeper! In Infinite Mode, Curses will appear. The existing Story Mode has been changed into a more strategic Stage Mode. Clear stages by choosing the right towers and skills under various restrictions! You can also complete stage objectives to earn additional rewards. ⚡ Skill System Revamp New elemental skills have been added. Depending on your skill combinations, powerful ultimate skills will be determined. Discover your own powerful build! ※ Skills can be selected by talking to the Alchemist NPC. 🏰 Tower System Revamp The attack range of arrow-type towers has been adjusted. Unlock various towers through blueprints and strategically place them! ※ Tower unlocking and selection are available through the Tower Manager NPC. 💍 Accessory Revamp A variety of new accessories have been added. 📌 Other Changes Added UI to check damage dealt by towers. Terrain sizes now appear in more varied forms. Some quest contents have been adjusted. The tutorial has been revamped. Ore acquisition amounts have been increased.Read full article on Community Announcements (J.SUN.P)Patch NotesOfficial
📢 Isekai Mining Defense May Update Preview
Hello, this is DevNeo. In the upcoming May update, new content and system improvements are planned!🔧 Planned Update DetailsInfinite Mode will be added. A new mode where you can enjoy mining and defense endlessly, offering a different experience from the existing gameplay. In Infinite Mode, the fun of strategy based on randomness will be greatly enhanced.Normal Mode will be changed to a stage-based format. Instead of progressing through portals, players will select and play stages directly. This will allow players to check stage conditions in advance and plan their strategies more effectively.Skill system overhaul and new skills added.Accessories will be expanded and adjusted.A new boss will be added.🎪 Event ParticipationIsekai Mining Defense will be participating in PlayX4 2026!📅 Schedule May 23 – May 24You’ll be able to experience the game directly at the event, so we hope to see you there!We will continue developing to make Isekai Mining Defense even more enjoyable. Thank you! ⛏✨— DevNeoRead full article on Community Announcements (J.SUN.P)Patch NotesOfficial
📢 Isekai Mining Defense EA 1.02.2 Hotfix Notice
Hello, this is DevNeo. A hotfix has been applied to ensure smoother gameplay! 🐛 Bug Fixes Fixed an issue where skill boxes appeared in the shop before unlocking skills. Fixed an issue where no damage was taken when colliding with Abyss Gaze. Fixed an issue where Boundary Abyss Stones in the desert terrain could be destroyed by bombs. Fixed an issue where sound persisted after defeating Day Ghosts. Fixed an issue where sound would not play after unpausing during speed-up mode. Fixed an issue where clear rewards were granted excessively. Fixed an issue where phase numbers were not reflected in the clear result text. Fixed an issue where ricochet bullets split via modification and applied stacked damage. Fixed an issue where additional damage by level was displayed incorrectly in tower placement descriptions. Fixed an issue where the Yeti used dash and snowball attack patterns simultaneously. ✨ New Additions Added death animations for bosses (Spider, Yeti). Added HP bars for bosses (Spider, Yeti). Added display of current enemy kills and mineral mining counts in Encyclopedia missions. Added Mana Resonance and reward info to Clear/Game Over UI. Added notification UI when obtaining Encyclopedia entries. Added Mana Resonance button and UI to the sidebar. Added level-up stat increase display to tower placement and tower description UI. 🔧 Changes & Improvements Removed boss clear status display in Profile/Village edit screens and replaced with total restoration count. Updated Yeti image in the result screen. Removed campfires and reduced mineral veins in the Yeti map. Adjusted base damage of Ricochet Turret from 20 → 10. Adjusted damage increase of the second Ricochet Turret modification to 5%. Changed ricochet bullet destruction conditions (Max hits: 5 → 10, Duration: none → 5 seconds). Disabled attribute enhancement effects in boss stages. Adjusted attribute enhancement value from 1 → 0.5. Changed positions of Alchemist and Tailor. Updated some images in the Great Mana Cr...Read full article on Community Announcements (J.SUN.P)Patch NotesOfficial
📢 Isekai Mining Defense ea.1.02.1 Hotfix Notice
Hello, this is DevNeo. A hotfix has been applied to ensure smoother gameplay. ⚔ Difficulty System Fixed an issue where the player would not be hit by enemies. Fixed an issue where the values for increased enemy count and increased enemy health were applied incorrectly. 📖 Encyclopedia Added translations for some newly added enemies. 🔔 UI The stage indicator, which previously showed only Day / Night, has been updated to Day / Night / Boss. 🔸 Other Changes Adjusted Power Stone rewards to vary by stage. Knockback duration has been increased from 1.5 seconds to 2.5 seconds. We will continue working hard to make the game more enjoyable. Thank you.Read full article on Community Announcements (J.SUN.P)
