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Mine resources – Explore a vast underground cave of endless resources. Mine resources, discover hidden crystals, fossils & trinkets and survive a procedurally generated underground world.

Power up the core – Expand your base from humble beginnings to a vast homestead. Build workbenches and generators to craft new equipment and technology, create your base, and power up your Core.

Craft items and equipment – Customise your explorer and craft new items, armour and equipment to venture further into the cave.

Craft a pickaxe to mine walls and resources, build bridges to cross underground lakes, and place torches and bonfires to light up the darkness.

Grow crops – Plant seeds and nurture crops to grow food, or combine ingredients in the cooking pot to discover tasty new recipes with unexpected buffs.

Discover an ancient world – Explore living biomes and fight cavernous creatures in a simulated underground ecosystem. Defeat giant beasts to claim their crystals and continue the adventure.

1 8 Player sandbox – Survive alone or play online with up to 7 other players. Visit their caverns or invite them into yours, working together to mine resources, fight, farm, craft and survive.

Endless gameplay – Explore an infinite, procedurally generated world with endless gameplay and resources. What will you find in the cave?