I don't feel like that's much of an insult in this situation. [He takes it in as good humour as he ever takes anything, though there might be a slight upwards turn to his mouth. He does enjoy doing this sort of thing more than most, and it's one of the easier ways to get some sign of enjoyment out of him at the end.]

It wouldn't be a bad idea. Especially since it's not like it's just a challenge for the people getting targeted, and for gods I'm not sure everyone treats teleporting like a potential combat skill that they can train.