@o0James0o "real mages" don't exist, lol
but seriously, all I said was that the *one* character (Wribel) who looks like a punk and has a few lines that sound casual/rude should probably speak with that casual tone for all of his lines, if the goal is to give him a different voice from...
it's not so much the format or the battles for me, but I think this arc is definitely highlighting a deficiency in either the original script, or the translation. Despite some attempts to add some flavor, everyone speaks with the same "voice". It's all extremely matter-of-fact, which is fine...
the best Jojokes are the ones that aren't overdone. That's an iconic Dio line, but I honestly can't say I've ever seen it referenced before in anything else.