- Steam pricePrice
Unknown until release
- Players
- 2 - 4
- Release
- November 13, 2026Upcoming
- Session GoalsGoals
- Modes
- Platforms
How co-op works
Online co-op teams descend through procedurally generated biomes, sharing magical tools and coordinating to overcome environmental hazards while their physics-driven interactions create unpredictable, chaotic moments that demand constant communication.
About this game
UnderMire is a roguelite first-person adventure set inside a sprawling magical bunker. Players traverse hand-drawn biomes filled with environmental hazards, spooky enemies, and strange secrets, managing a fear gauge that shapes their abilities and risks as they push deeper into the descent.
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Combat and exploration rely on magical tools that players wield and share, turning every encounter into a puzzle of positioning, timing, and resource coordination. The physics-driven systems mean objects, enemies, and spell effects interact unpredictably, rewarding creative problem-solving and forcing teams to adapt when plans go sideways. Environmental hazards layer additional pressure onto every room.
Each run through the bunker generates new layouts and challenges, building familiarity with mechanics while keeping the specifics fresh. The cooperative chaos escalates as teams experiment with tool combinations, push their fear thresholds, and learn which biomes demand caution versus aggression. The hand-drawn art and roguelite structure support repeated dives with shifting risks and rewards.
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Frequently Asked Questions
How does online co-op work in UnderMire?
UnderMire supports online co-op, letting you and your partner explore the magical bunker together. You'll share magical tools, coordinate positioning and timing during combat, and deal with the physics-based chaos that comes from spell effects and objects interacting unpredictably. Communication is key since environmental hazards and the fear gauge affect both players.
What is the fear gauge and how does it affect gameplay?
The fear gauge is a core mechanic that tracks your character's fear level as you descend deeper into the bunker. It shapes your abilities and introduces additional risks, so managing it becomes a strategic layer alongside combat and exploration. Pushing your fear threshold can be rewarding, but it adds pressure that you and your co-op partner need to balance carefully.
How much does the bunker change between runs?
Each run generates new layouts and challenges, keeping the specifics fresh while you build familiarity with the core mechanics. You'll encounter different biome combinations, enemy placements, and environmental hazards, which means you'll need to adapt your strategy rather than memorize routes.
Can you explain the physics-based chaos mentioned in the game?
UnderMire uses physics-driven systems where objects, enemies, and spell effects interact in unpredictable ways. This means your magical tools can cause chain reactions, environmental objects can become weapons or obstacles, and co-op partners can accidentally (or intentionally) create mayhem. It rewards creative problem-solving but also means plans can go sideways quickly, especially when playing with a friend.































