I recently made a new riot account for league because for some reason my main had put me in NA servers (I'm in Australia). But now this new account the region is set to Australia and league puts me in Oceania servers but Val has put me in N...

At this time, there is no reason to try to get the knife kill unless your bullet is gone. and in other situations, trying knife kill has only risk because you can just shoot them. but in csgo, if you get the knife kill, you will earn more...