I hadn't time to test, but as i see it's working well, and my server is l2jfree, so i can take castles very easy, do you know if you hit one mob, he hit you?
Hmm, you can use phx.Capture the target, packet recommend packet, and the restart one.And send it with "xx" seconds..that's depends what pc you have.
Hope i helped you with my late answer.