Game update4 Sep 2025Minor Update V1.0.9Hey fellow adventurers! We've released a minor update addressing the following issues: · Fixed an issue where the Item Selection and Field Guide screens would not unlock item slots properly in Sandbox Mode.
Hey fellow adventurers! We've released a minor update that improves and fixes the following issues: System Improvements: · Added custom keybinding options for "Interact 2 (C)" and "Interact 3 (V)" Bug Fixes: · Fixed an issue where Absorption Warehouse filter settings would reset after relogging · Fixed an issue where the Automation Expert achievement could potentially fail to complete · Fixed a…
Hey fellow adventurers! We've released a minor update that improves and fixes the following issues: System Improvements: Ÿ Improved drone performance and efficiency Ÿ Enhanced radial menu positioning accuracy when view distance is reduced Ÿ Monster Girls now slowly regenerate health when near Bonfire Bug Fixes: Ÿ Sandworm boss tail attacks now deal damage as a single hit instead of multiple hit…
Dear adventurers, Each level of the "Return from Core" boasts its own unique ecosystem. This time, we’ll take you on a journey through this subterranean odyssey. From the Dark Forest to the Swamp Depths, from shadowy caves to the wondrous underground ocean… As the last explorer, you’ll collect resources, build bases, unlock automated technology, and befriend Monster Girls. Every inch of land ho…
Hey fellow adventurers! We've released a minor update that improves and fixes the following issues: \ · Added view distance adjustment feature: Hold Ctrl + mouse wheel in-game, or fine-tune in the settings menu · Added new audio settings options: Separate volume controls for sound effects and music · Updated character respawn logic: Characters now respawn near the nest entrance when dying insid…
Hey fellow adventurers! We've released a minor update addressing the following issues: · Fixed a rare issue where Backpack and Warehouse items could disappear unexpectedly · Fixed an issue where "Speaker" music would occasionally overlap with environmental audio If you experience any problems while playing, please join our official Discord server and reach out to us for support.
Hello there, fellow adventurers! This is a straightforward guide to help you create game mods, covering - Essential tool acquisition for Mod development, modifying monster girl art assets, replacing in-game appearances, adding or editing icon images, table conversion and asset bundle packaging, as well as uploading to the Workshop and other. We'll walk you through it all step by step. Hopefully…
Hey fellow adventurers, We've released a minor update addressing the following issues: · Fixed an issue where "Underground Vines" had a chance to grow abnormally. · Fixed an issue where the "Speed Up" talent had a chance to fail reaching maximum level. · Fixed an issue where the recipe interface had a chance to not appear when opening the "Cooking Table".
Dear Explorers, "Return From Core" Version 1.0 is now officially released! In the coming weeks, we will continue gathering player feedback and optimizing the game to deliver an even better experience. Below is our planned update roadmap: We are pleased to present the follow-up update plan today, and welcome your valuable suggestions on the follow-up content, so that we can make the game better…
Hey fellow adventurers! We've released a minor update addressing the following issues: · Fixed an issue where outline materials were missing for some mods. · Fixed an issue where crafting Charcoal could sometimes fail. · Fixed an issue where shadow images might remain after harvesting crops. · Fixed an issue where some Talents in old save files couldn’t be upgraded further. Discord
Dear Explorers, The 1.0 full release has been released today, and it’s now available at a 30% discount for a limited time! The Steam Workshop for the game will go live alongside the official release, allowing players to customize character appearances, Monster Girl outfits, and modify various in-game stats, enabling you to create a personalized underground world. Mine, build, and explore with M…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: \ · Significantly optimized code performance; · Fixed the issue of misaligned dialogue in certain cutscenes. Discord
Fellow explorers, We're excited to reveal that Return from Core full release launches July 18th, 2025 on Steam! Join us for the ultimate underground odyssey! Core Level 8 takes you deep into fallen megacities from the Great Disaster. Beyond humanity's lost technologies lies a shocking truth about the "Subject Project" - can you handle what's buried below? 🔧What's new in the full release: · Fas…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Fixed the issue where the bubble skill of had a probability of causing the character to get stuck; · -Fixed the issue where some machines had a probability of abnormally displaying the lack of power symbol; · -Fixed the issue where the Edit savedata function had a probability of pointing to other savedata…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Fixed an issue where monster girl would occasionally lose items when carrying · -Fixed an issue where the “Don't drop items when you die” talent did not take effect · -Fixed an issue where the picker could not carry dishes from the cooking pot to the experiment table. · -Fixed the issue where pickaxe inla…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Fixed an issue where monster girl would occasionally lose items when carrying · -Fixed an issue where the “Don't drop items when you die” talent did not take effect · -Fixed an issue where the picker could not carry dishes from the cooking pot to the experiment table. · -Fixed the issue where pickaxe inla…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Items such as its exclusive Pick recipes, Rings and Bracelets can be purchased in the Monster Girl's Store; · -Fixed the issue where equipment had a probability of being lost after re-entering the game; · -Fixed the issue where had a probability of not being able to put items in, and losing items. Discord
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Fixed the issue that the main quest had a probability of not being completed; · -Fixed the issue that the Conveyor Belt had a probability of stopping abnormally; · -Fixed the issue that the recipes of the 7th floor had a probability of being unlocked on the 6th floor; · -Fixed the issue that the memory co…
Dear Explorers: We pushed a small update that optimized and fixed the following issues: · -Fixed the issue that Lilith's avatar was incorrectly displayed in the favorability upgrade interface of ; · -Fixed the issue that the fishing animation of had a probability of playing abnormally; · -Fixed the issue that the had a probability of not being able to put in an insect; · -Fixed the issue that t…
Dear Explorers: We pushed a minor update that optimized and fixed the following issues: · Expanded usage scenarios for "Water Pump", now supporting direct placement on the ground in the Core Level 7 · Improved transport AI for Monster Girls in the camp, making item storage and retrieval more efficient; · Improved logic and presentation for the Core Level 7 Boss battle; · Expanded movement capab…
Dear Explorers: We pushed a minor update that optimized and fixed the following issues: · -Fixed a bug where monsters' damage buff values were abnormal. · -Fixed the issue where the detector could not detect the boss of 7th floor. · -Fixed an issue where the oxygen value was calculated incorrectly on 7th floor. · -Fixed the issue of incorrect recipes for Rhythm Pickaxe and other equipment. Discord
In the vast undersea world, countless unknowns and mysteries waving an uncharted area. Ancient life and modern creatures coexist, what’s the story of monster girls from this level? Dear inner-earth explorers, we are excited to announce that new version Level 7: The Deep Sea is officially launched today! Here are the update details: New Content · New Map: Core Level 7 - Brand new submarine world…
Dear Explorers: We pushed a small update package that optimized and fixed the following issues: 【System Optimization】 · Optimized the monster generation rules in the lair; · Optimized the performance of the animation and lighting modules; 【BUG fix】 · Fixed the issue where there was a probability that the backpack data of the monster girl would be lost; · Fixed the issue where there was a probab…
Dear Explorers: We pushed a small update package that optimized and fixed the following issues: 【System Optimization】 ·The pickup adds the maximum number of grabs, and can freely adjust the number of items to be grabbed each time ·Optimized ui layout of world archive list ·The player will automatically save the recipe after the first time he makes the dish ·The maximum detection range of the de…
Hello Explorers! We've released a small update package that optimizes and fixes the following issues: · Fixed an issue where some generators would occasionally fail to function after placement · Fixed an issue where the main quest "The Suppressed History" couldn't generate quest monsters · Fixed an issue where Monster Girl storage priority settings in warehouses weren't working · Fixed an occas…
Dear explorer, We have pushed a small update package to optimize and fix the following issues: · Optimized the AI logic of monster girl's enemy search, and now it will give priority to attacking the target that is attacking the player · Appropriately increased the number of storage space grids in the camp warehouse · Added NPC location prompts in the task description · Optimized the rules for t…
Dear explorer, Hello, explorers, we have pushed a small update package to optimize and fix the following issues: ·Optimized the performance of the conveyor belt; ·Optimized the collision box size of crops to avoid hindering players' walking; ·Reduce the number of advanced refining crystals required for equipment enhancement; ·Fixed the problem that the game may crash when placing the ; ·Fixed t…
Dear explorer, Hello, explorers, we have pushed a small update package to optimize and fix the following issues: ·Added Beehive and Moth Swarm to the nest outside the Sticky Village on the sixth floor; ·Fixed the problem that the boss nest on the sixth floor may not be able to be entered again; ·Fixed the problem that some trap units cannot be destroyed; ·Fixed the problem that Ant Nest can be…
Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.