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Cave Brush is an item in Hytale, categorized under the EditorTool category.
It was added in Update 2 on January 24th, 2026.

No description available.

Allows the user to form caves when used

This item cannot be crafted.

This item cannot be salvaged.

Below is the item's .json data as extracted from the game files.
Click here to view the full file.

{
  "TranslationProperties": {
    "Name": "server.builderTools.tools.Cave.name",
    "Description": "server.builderTools.tools.Cave.description"
  },
  "Icon": "Icons/Items/EditorTools/Paint.png",
  "Categories": [
    "Tool.ScriptedBrushes"
  ],
  "Model": "Items/Tools/Prototype_Teseract_2.blockymodel",
  "Texture": "Items/Tools/Prototype_Teseract_3.png",
  "MaxStack": 1,
  "PlayerAnimationsId": "Item",
  "BuilderTool": {
    "UI": [],
    "Tools": [
      {
        "Id": "Paint",
        "IsBrush": true,
        "BrushConfigurationCommand": "CaveBrush",
        "BrushData": {
          "Width": {
            "Default": 11,
            "Min": 1,
            "Max": 100
          },
          "Height": {
            "Default": 9,
            "Min": 1,
            "Max": 100
          },
          "Shape": {
            "Default": "Sphere"
          },
          "Origin": {
            "Default": "Center"
          }
        },
        "Args": {
          "aCaveBlocks": {
            "Type": "Block",
            "Default": "Rock_Stone",
            "AllowPattern": true
          },
          "aCaveBlocksDecoration": {
            "Type": "Block",
            "Default": "Rock_Stone_Stalactite_Large,Rock_Stone_Stalactite_Small",
            "AllowPattern": true
          },
          "aCaveBlocksDecorationDensity": {
            "Type": "Int",
            "Default": 9,
            "Min": 0,
            "Max": 100
          },
          "bCaveTopBlocks": {
            "Type": "Block",
            "Default": "Plant_Moss_Cave_Green_Dark,Plant_Vine_Hanging,Plant_Moss_Cave_Green_Dark",
            "AllowPattern": true
          },
          "bCaveTopBlocksDensity": {
            "Type": "Int",
            "Default": 18,
            "Min": 0,
            "Max": 100
          },
          "cCaveFloorBlocks": {
            "Type": "Block",
            "Default": "Soil_Pathway,Soil_Pathway,Soil_Mud_Dry",
            "AllowPattern": true
          },
          "cCaveFloorBlocksDensity": {
            "Type": "Int",
            "Default": 70,
            "Min": 0,
            "Max": 100
          },
          "dCaveFloorDecorationBlocks": {
            "Type": "Block",
            "Default": "Rubble_Stone,Plant_Crop_Mushroom_Flatcap_Green",
            "AllowPattern": true
          },
          "dCaveFloorDecorationBlocksDensity": {
            "Type": "Int",
            "Default": 5,
            "Min": 0,
            "Max": 100
          },
          "eOreBlocks": {
            "Type": "Block",
            "Default": "Ore_Iron_Stone",
            "AllowPattern": true
          },
          "eOreBlocksDensity": {
            "Type": "Int",
            "Default": 2,
            "Min": 0,
            "Max": 100
          },
          "xRandomizeDimensions": {
            "Type": "Bool",
            "Default": true
          },
          "yMeltStrength": {
            "Type": "Int",
            "Default": 4,
            "Min": 1,
            "Max": 10
          },
          "zSmoothness": {
            "Type": "Int",
            "Default": 2,
            "Min": 0,
            "Max": 10
          }
        }
      }
    ]
  },
  "Interactions": {
    "Primary": "Builder_Tool",
    "Secondary": "Builder_Tool"
  },
  "InteractionConfig": {
    "DebugOutlines": true,
    "UseDistance": {
      "Adventure": 128,
      "Creative": 128
    },
    "AllEntities": true
  },
  "ItemAppearanceConditions": {
    "Health": [
      {
        "Condition": [
          0,
          100.0
        ],
        "ConditionValueType": "Percent",
        "ModelVFXId": "Prototype_CreativeTool_ModelVFX"
      }
    ]
  },
  "Scale": 0.75,
  "Set": "AAAA10",
  "Quality": "Tool"
}