Below is a quick reference for possible script object and commands.

• forBiomes(int ... biomeIDs) - Creates an object representing biomes of the specified IDs.

• forAllBiomes() - Creates an object representing all registered biomes.

• forAllBiomesExcept(int ... biomeIDs) - Creates an object representing all biomes except the ids specified.

• forBiomesOfTypes(String ... types) - Creates an object representing biomes registered as one or more of the specified types.

• intersectionOf(int ... biomeIDs) - Creates an object representing all IDs shared by the passed objects.

• subtractFrom(int ... biomeIDs) - Creates an object representing the first object passed with all subsequent objects subtracted from it.

• forBiomesWithPropertyRange(String property, int min, int max) - Creates an object representing all biomes the specified property that falls in the given range.

• newOreDecoration() - Creates a new ore decoration for customization.

• newTreeDecoration() - Creates a new tree decoration for customization.

• newClusterDecoration() - Creates a new cluster decoration for customization.

• createBiome(String name, String biomeToCopy (optional)) - Used to create biomes.

• remove() - Used to remove the biomes from world generation.

• addToGeneration(String type, int weight) - Used to add biomes to world generation.

• addFlower(Block block, int weight) - Used to add a flower to Forge's registry for a biome.

• removeFlower(Block block) - Used to remove a flower from Forge's registry for a biome.

• set(String fields, Object value) - Used to set various properties of biomes. The type of "value" depends on the field being set.

• inheritProperties(String biomeToInheritFrom, String ... properties) - Used to cause a biome to inherit properties from another biome.

• addSpawn(String entityClass, String type, int weight, int minCount, int maxCount) - Used to add an entity to a biome's possible spawn list.

• removeSpawn(String entityClass, String type) - Used to remove an entity from a biome's possible spawn list.

• removeAllSpawns(String type) - Used to remove all possible spawns from a biome's possible spawn list.

• setScriptStage(String stage) - Only works with the 'Tweaker' object. Used to set tweak application stage.

• setPlacementStage(String stage) - Only works with the 'Tweaker' object. Used to set the placement stage.

• setWorld(int dimensionID) - Only works with the 'Tweaker' object. Used to set the placement world.

• setAverageBiomeSize(int size) - Used to set the average size of biomes.

• removeDecoration(String type) - Used to remove decoration from a biome.

• removeFeature(String type) - Used to remove a feature from a biome.

• removeOre(String type) - Used to remove an ore from a biome.

• addDicType(String type) - Used to add a type to the BiomeDictionary.

• removeDicType(String type) - Used to remove a type from the BiomeDictionary.

• registerGenBlockRep(int weight (optional), Block blockToReplace, Block blockToPut) - Used to replace blocks at generation.

• registerGenBiomeRep(int biome) - Used to replace biomes at generation.

• addActualFillerBlock(Block block) - Used to add blocks to be considered instead of stone when placing top and filler blocks.