{ "_fv": 73, "_type": "feature", "definition": { "skipPlacement": false, "generationStep": "SURFACE_STRUCTURES", "restrictionBiomes": [ { "value": "CUSTOM:Mushrooms" } ], "generateCondition": { "name": "FlippedmushroomAdditionalGenerationCondition" }, "featurexml": "Blocks.AIRWe add a biome filter, so that the patches don't generate outside of the current biome2" } }