Kingdra are exceedingly rare musu, so tales of them bonding with humans aren't common, their hearts ache for companionship though so if you can find one and not fear the power they hold over the sea, they might be a good fit for you!
Just because Glaceon is ice cold doesn't mean that their personality follows suit. With enough care and attention, your Glaceon will quickly warm up to you in more ways than one.