Demon Skin is a block in the game CastleMiner. It is unlocked by playing online with 3 friends. This block is also available is CastleMiner Z but has a different name.


  • This block can be found in CastleMiner Z in the underworld. It is renamed Bloodstone.
  • In CastleMiner Z, this block can be found everywhere underground if one digs down about 40-50 blocks.

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