Underkeep grid based dungeon crawler: Demo Walkthrough - Features

Underkeep grid based dungeon crawler: Demo Walkthrough

Learn the core systems, combat flow, exploration route, mushroom quests, secrets, and endings in the Underkeep demo.

2026-11-01
Underkeep Wiki Team
Quick Guide
  • Underkeep grid based dungeon crawler gameplay combines turn-based combat, exploration, and environmental choices.
  • Start with the mushroom quest to learn interaction, inventory management, combat, and character progression.
  • Use the map frequently because hidden paths, locked containers, and destructible objects reward careful exploration.
  • Manage food and stamina before opening doors or entering fights, especially when the party is already injured.
  • Try both major choices because the demo supports different outcomes for the mushroom creature and the cook’s quest.

Underkeep Grid Based Dungeon Crawler: Core Demo Structure

Underkeep grid based dungeon crawler is a compact, turn-based exploration experience built around movement on a grid, party management, environmental interaction, and tactical encounters. The available demo begins in a forested area near the settlement of Underkeep, then leads into caves and hidden chambers.

The opening objective is straightforward: help Berlin the cook find five mushrooms. That task becomes the framework for learning nearly every important system in the demo. You can examine scenery, collect items, rescue a trader, rest at safe points, improve skills, and decide how to handle a strange mushroom being.

Video Highlights:

  • Grid-based movement and turn-based party combat
  • Early forest exploration and the mushroom gathering quest
  • Equipment, consumables, map use, and resting
  • Hidden rooms, destructible objects, and secret rewards
  • Alternate outcomes involving the mushroom creature

The demo encourages slow investigation rather than rushing from one fight to the next. Objects may contain useful equipment, clues, food, or quest items. Some interactions are harmless discoveries, while others begin combat or reveal a route into a concealed area.

Demo ElementWhat It TeachesRecommended Approach
Forest pathMovement and object examinationInspect unusual terrain and holes
Berlin’s questResource collection and quest trackingGather all five mushrooms before deciding
Trader encounterCombat and reward handlingHelp the trader, then claim the iron key
Cave roomsInventory and environmental interactionTest fragile objects and watch stamina
Mushroom beingBranching quest choiceSave before choosing cooperation or combat
Exploration Habit

Examine anything that looks unusual, including rocks, holes, bones, wall sections, mechanisms, and damaged structures. The demo hides meaningful discoveries in ordinary-looking scenery.

Step-by-Step Mushroom Quest Route

The safest way to understand the demo is to treat Berlin’s request as the primary route. The quest begins in town and sends the party through the forest toward the cave system. Along the way, you will learn how to gather resources, use the map, handle combat, and open new paths.

1

Accept Berlin’s Request

Speak with Berlin the cook and note that he needs five mushrooms. Keep the quest active while exploring, because the mushrooms can later be returned either to the cook or to the mushroom creature connected to them.

2

Search the Forest

Follow the forest paths and examine objects instead of moving directly toward the cave. A small hole near a rocky outcrop contains a Beastbane Ring after a careful interaction, and the area also provides early experience and useful supplies.

3

Rescue the Trader

When the oversized rats attack the trader, choose to help him. The encounter introduces turn-based actions, status effects such as stun, ranged attacks, cooldowns, and the rule that a party member’s action can limit movement until the round ends.

4

Enter the Caves Carefully

Collect mushrooms, food, potions, weapons, and armor while checking side rooms. Rest when necessary, but remember that resting consumes food. Save before testing dangerous doors, traps, or unknown enemies.

5

Choose the Mushroom Outcome

After collecting five mushrooms, return to the mushroom being or take them back to Berlin. Save first if you want to view both outcomes, since the choice changes the demo’s final sequence.

The party can find several equipment upgrades during this route. The exact value of an item depends on the character using it, so compare damage, armor, evasion, required attributes, and special effects instead of equipping every new item immediately.

Item or RewardArea or SourceMain Use
Beastbane RingRocky outcrop near the forest holeAdds evasion and supports defensive play
Iron keyRescued traderOpens the trader’s supply chest
Food and berriesForest and cave areasResting resource and healing support
PotionsCave rooms and hidden spacesRestores health or supports survival
PickaxeCave explorationTool for interacting with blocked or fragile areas
Weapons and armorChests, rooms, and enemiesImproves damage, defense, or character requirements
Route Priority

Collect the five mushrooms, rescue the trader, and search the cave side rooms before completing the quest. This gives the party more experience, gear, and context for the final decision.

Combat, Resources, and Party Management

Combat in the demo uses turn-based rounds on a grid. Each hero can perform an action, but movement and attacks are governed by action availability, stamina, and the current round. A strong opening exchange is often more valuable than moving into a better-looking position without enough resources to act.

The party includes characters with different equipment and ability options. Skill points become available when heroes level up, allowing existing skills to be improved or new abilities to be unlocked. During the demo, upgrading familiar abilities is a practical choice because the interface and available options may still be limited.

Combat SystemPractical MeaningPlayer Response
Action economyA hero’s action can affect movement for the roundFinish or skip the round before repositioning
StaminaCertain attacks, doors, or actions require staminaRest before exploring deeper rooms
Health and manaDamage and spell use reduce combat readinessCarry healing items and monitor spell resources
Stun effectsA stunned enemy temporarily loses effectivenessFocus attacks on disabled threats
Attribute requirementsSome equipment requires strength or dexterityMatch items to characters before equipping
Skill pointsLeveling unlocks or improves abilitiesUpgrade reliable skills first

The most important resource decision is when to rest. Resting replenishes the party but consumes food, so it should be planned around upcoming fights rather than used automatically after every room. A party that enters a battle with low stamina may struggle to open doors, use abilities, or respond to a surprise encounter.

The demo also rewards equipment organization. Right-clicking an item can make inventory handling faster, while separate categories help distinguish weapons, consumables, food, tools, and quest objects. Keep track of items that appear to be keys or tools even when they are not immediately usable.

Front-Line Fighter

  • Prioritize stronger weapons and armor
  • Watch stamina during repeated attacks
  • Use stun opportunities to control enemies

Ranged Specialist

  • Maintain distance when the room allows it
  • Check dexterity requirements before equipping gear
  • Save precise attacks for vulnerable targets

Utility Support

  • Carry healing items and consumables
  • Manage mana and cooldowns carefully
  • Support the group between encounters
Resource Warning

Do not spend all stamina before checking nearby doors or paths. Some exploration actions require stamina, and a tired party may need to retreat or consume valuable food.

Secrets, Locked Areas, and Environmental Puzzles

Underkeep’s demo uses environmental details to signal optional content. A suspicious wall, a damaged mechanism, or a blocked route may require the correct tool, key, or interaction rather than a conventional combat solution. The map is especially useful after discovering a new passage because it helps connect apparently separate rooms.

Several discoveries can be missed if you only follow the main path. Hidden locations may contain additional enemies, stronger equipment, experience, or narrative details. The cave also includes objects that can be destroyed, so attacking fragile-looking scenery is sometimes the correct action.

Discovery TypeClue to Watch ForPossible Requirement
Locked chestDoor or container indicates a special keyKey found through exploration or quest progress
Fragile barrierDamaged wall or breakable-looking objectAttack or use a suitable tool
Blocked rockSolid obstruction near a cave routePickaxe or another environmental interaction
Hidden chamberMap reveals an unexpected openingSearch nearby walls and room edges
Broken mechanismVisible device that does not respondLater progression or a different interaction
Trap areaFloor or passage shows danger cuesMove carefully and save beforehand

The most effective secret-hunting method is systematic. After each major fight, open the map and compare visited rooms with unexplored edges. Return to earlier areas after acquiring a tool or key. This approach is more reliable than repeatedly clicking random scenery.

The trader’s chest and the cave’s concealed sections also demonstrate why saving matters. A key may open one container while another still requires a different item. If the party is wounded or low on stamina, make a separate save before experimenting with locked areas.

Secret-Hunting Checklist:

  • Open the map after discovering every new room
  • Inspect holes, rocks, wall sections, and broken mechanisms
  • Test fragile-looking objects with attacks or tools
  • Save before entering an unknown chamber
  • Revisit locked areas after gaining keys or equipment
Map Technique

Use the map as a progress record, not just a navigation tool. Unvisited edges often reveal where a key, tool, or secret route may still be needed.

Quest Choices, Endings, and Demo Completion

The mushroom quest is the demo’s central narrative choice. After finding all five mushrooms, the party can return them to the mushroom being or bring them back to Berlin. These choices present different tones and outcomes, making a save before the final conversation worthwhile.

Returning the mushrooms to the mushroom being produces a dramatic transformation sequence. The creature expresses gratitude, then the party experiences a strange vision involving deep stone, sealed doors, a tower, and an ancient presence beneath the mountain. The characters are ultimately transformed into mushroom versions of themselves, ending the demo on an intentionally surreal note.

Choosing to fight the mushroom being creates a different encounter. After the creature is defeated, the party can return to town and deliver the mushrooms to Berlin. The cook rewards the group for gathering all five, providing a more conventional completion route for the quest.

ChoiceImmediate ResultDemo Tone
Return all five mushroomsQuest resolves through the mushroom beingSurreal, mysterious, transformation-focused
Attack the mushroom beingCombat encounter and alternate resolutionHostile, dangerous, combat-focused
Return mushrooms to BerlinCook rewards the completed requestPractical, settlement-centered conclusion
Explore before finishingMore rooms, gear, and encountersDiscovery-focused and more rewarding

The demo also includes a short progression loop: explore, fight, collect, rest, equip, level up, and make a quest decision. That loop is more important than rushing to the final objective. Exploring first gives the party a better chance to find weapons, food, potions, secret rooms, and additional experience.

The current demo ends after its closing sequence, but it establishes the larger identity of Underkeep as a grid-based dungeon crawler with a mixture of tactical combat, environmental storytelling, and unusual fantasy choices.

Completion Advice

Create a separate save before returning the five mushrooms. This lets you compare the mushroom-being route, the combat route, and Berlin’s reward without repeating the entire exploration path.

Q: What is Underkeep grid based dungeon crawler?

It is a turn-based dungeon-crawling experience built around grid movement, party combat, exploration, equipment management, quests, and environmental interaction.

Q: What is the main objective in the demo?

The main objective is to find five mushrooms for Berlin the cook. The mushrooms can also be returned to a strange mushroom being, creating a different quest outcome.

Q: How should I manage food and stamina?

Resting restores the party but consumes food, while some actions require stamina. Rest before major encounters and avoid spending all stamina before checking nearby doors or paths.

Q: Can I see more than one ending?

Yes. Save before the final mushroom decision, then try returning the mushrooms, fighting the mushroom being, and completing Berlin’s request.

More Underkeep Features