[
	{
		"file": "game:itemtypes/tool/shield.json",
   		"dependsOn": [{ "modid": "obdoltools" }],
		"op": "addmerge",
		"path": "/attributes/variantGroups/metal",
		"value": [
			"carbonized"
		]
	},
	{
		"file": "game:itemtypes/tool/shield.json",
   		"dependsOn": [{ "modid": "obdoltools" }],
		"op": "addmerge",
		"path": "/attributes/durabilityGains",
		"value": {
			"metal": {
				"carbonized": -20
			}
		}
	}
]