This character is never on screen in the archive. The name is known because other players had them on their VIP list and they spoke where a recorder could hear it: evidence that Seifer Elesar existed, and roughly when, but there is no footage of them to watch in these recordings.
Named, never on screen 11
Seifer Elesar is not visible in these recordings. Each one lists the name on a VIP list or in chat, which shows the character was around at the time.