Seen this being discussed many times. The overall consensus is typically: Yes, but don't be a dick. Don't target someone repeatedly or disrupt a service. Sacking leechers is disruptive of their service. And even if you disagree with that, it's still wrong because you're not respecting the mapowner (~mapowner). There's a line between sack trolling and being a jerk. Many people understand it, some don't
always spawn bosses in kerning city or henesys with the aim of killing new players or people in afk I have seen higher level people make these trolls to annoy others