Talk:Mettaton/@comment-178.149.135.159-20151001192108/@comment-27082250-20151016170624

Alphys, early, refers to Mettaton as a male ("Anyway, recently I decided to make him more useful."). However, it's established that Mettaton is Napstablook's cousin, who is referred as "they" all the time. That could mean that Mettaton has a robot body designed to be male.