(Not Off topic) : I had a proper reason for killing him and the reason is i had 5 stars for that they could charge me a huge fine or even jail + fine. This situation should not be considered as Death matching(DM) because i had a proper Roleplay(RP) reason to kill him.
Death matching(DM) - Killing a person without a sufficient RolePlay reason(Deathmatching) is not allowed.
Now, it's the choice of administrator.