@EventHandler
	public void onPlayerDamage(EntityDamageByEntityEvent event) {
		if (event.isCancelled())
			return;

		if (!(event.getEntity() instanceof Player))
			return;

		if (!(event.getDamager() instanceof Player))
			return;

		Player player = (Player) event.getEntity();
		Player damager = (Player) event.getDamager();

		if (parentarena.getplayers().contains(player)) {
			if (parentarena.getArenaState() == ArenaState.STAT_READY
					|| parentarena.getArenaState() == ArenaState.STAT_OPEN) {
				event.setCancelled(true);
				return;
			}
			if (parentarena.getArenaState() == ArenaState.STAT_STARTED) {
				if (damager != parentarena.getboss()) {
					event.setCancelled(true);
					return;
				}
			}

		}
	}