User blog comment:Omega natsu2/Fairy Tail Episode 197: Hisui Rises, Review./@comment-25111584-20141108084219/@comment-7418318-20141108162309

Silent badass would certainly be pretty opposite of his usual loud and flashy ways, so that likely fits how he is now.

I just hope he isn't silent because he's sulking over Aquarius or somesuch...