If you say something like that in a semi-public channel with plenty of lurkers.....it wouldn't surprise me that it triggered someone's reaction.
but on the other hand, if your character makes that kind of threats on a regular basis, as long as it is In character, then the ban is debatable. After all remember eve is "ESRB:T"
taken from here
Content is generally suitable for ages 13 and up. May contain violence, suggestive themes, crude humor, minimal blood, simulated gambling and/or infrequent use of strong language.