@Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        if (!sender.hasPermission("under50.list")) {
            sender.sendMessage(ChatColor.RED + "No access");
            return true;
        }
        String list = "";
        if (Bukkit.getServer().getOnlinePlayers().length > 0) {
            for (Player player : Bukkit.getServer().getOnlinePlayers()) {
                list += ChatColor.YELLOW + ", " + player.getDisplayName();
            }
            list = list.substring(4);
        } else {
            list = "nobody";
        }
        sender.sendMessage(ChatColor.YELLOW + "Currently online: " + list + " (" +
                Bukkit.getServer().getOnlinePlayers().length + "/" +
                Bukkit.getServer().getMaxPlayers() + ")");
        return true;
    }