CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you.
We are not affiliated with IsThereAnyDeal.












Update 1.9.9
As we prepare for CastleMiner Z: Resurrection (a complete remake in Unreal Engine), we thought the original CastleMiner Z deserved a little love. We bring you Update 1.9.9!
Don’t forget to head over to the CastleMiner Z: Resurrection Steam page and add it to your Wishlist.
CastleMiner Z 1.9.9 Contains a host of bugfixes that have been brought to our attention by the community along with the ability to support resolutions up to 8k a resizable game window and improved mouse sensitivity.
CastleMiner Z is an online coop survival horror game in a block based environment. Travel with your friends in a huge, ever-changing world and craft modern weapons to defend yourself from dragons and the zombie horde!
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you. Play by yourself or online with friends in any of these exciting game modes:
Worlds can be saved in any game mode (except endurance) so try building a castle with enemies turned off, then grabbing some friends and loading it up with enemies turned on!
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.












Update 1.9.9
As we prepare for CastleMiner Z: Resurrection (a complete remake in Unreal Engine), we thought the original CastleMiner Z deserved a little love. We bring you Update 1.9.9!
Don’t forget to head over to the CastleMiner Z: Resurrection Steam page and add it to your Wishlist.
CastleMiner Z 1.9.9 Contains a host of bugfixes that have been brought to our attention by the community along with the ability to support resolutions up to 8k a resizable game window and improved mouse sensitivity.
CastleMiner Z is an online coop survival horror game in a block based environment. Travel with your friends in a huge, ever-changing world and craft modern weapons to defend yourself from dragons and the zombie horde!
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you. Play by yourself or online with friends in any of these exciting game modes:
Worlds can be saved in any game mode (except endurance) so try building a castle with enemies turned off, then grabbing some friends and loading it up with enemies turned on!
CastleMiner Z is an infinite world filled with deep places to explore, and horrifying monsters to slay. Build structures out of blocks, craft weapons and tools from raw materials, and explore the vast and frightening world around you.
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.