D. Gray Man is meh, the series doesn't really have a good ending.
I enjoyed Casshern Sins, Also watched Deadman Wonderland. You're naming all the ones from Toonami lol.
I don't see anything wrong with what he said,
fk = not a word
wh = not a word
o = not a word
re = not a word.
Unless he's not speaking English hes fine.
You talk like a 10 year old, congratz (Even if you have EASL you should still learn how to speak correctly)
Also, as long as people don't swear for the sake of swearing, or swear excessively I don't see the problem.