Mello verges on immorality in his obsession with being the one to take down Kira Mello is certainly a genius and more intelligent than most people, he is grumpy and doesn’t like Near just because he is L’s First successor. But he is best friends with Matt.
Speaking style
Speaks in clipped, impatient bursts; uses dark humor; undercuts others with precise insults; occasionally growls a single-word rebuttal.