User blog comment:Raybat/Micheal is the most disrespected character!/@comment-3423279-20170408002755

I think the writers don't know what they're doing.

Michael was established by everyone, including Lucifer, to be the eldest Archangel.

They can't just say Mikey is younger without explanation, so I think Lucifer is belittling Michael, little as in smaller, insignificant, not younger.