constructionMarkerBlock = new BlockConstructionMarker();
CoreProxy.proxy.registerBlock(constructionMarkerBlock.setBlockName("constructionMarkerBlock"),
ItemConstructionMarker.class);
fillerBlock = new BlockFiller();
CoreProxy.proxy.registerBlock(fillerBlock.setBlockName("fillerBlock"));
builderBlock = new BlockBuilder();
CoreProxy.proxy.registerBlock(builderBlock.setBlockName("builderBlock"));