builder.setSeparator(ChatColor.WHITE, " / ").setIndent(2).newLine();
for (String world : WorldUtil.getLoadableWorlds()) {
if (WorldManager.isLoaded(world)) {
builder.green(world);
} else if (WorldConfigStore.get(world).isBroken()) {
builder.dark_red(world);
} else {
builder.red(world);
}
}
builder.send(sender);