I'm guessing Gilgamesh, I read a previous guess from PhoenixAsh and his reasoning was really good, but he guessed Lunatic Pandora.

Quote Originally Posted by PhoenixAsh View Post
The daedal burg, (Lunatic Pandora)
Myself, (Seifer)
Avoidance, (Dodges Odin)
The victim of the preceptor, (Odin is killed by Seifer)
The dilatory assassin, (Gilgamesh turns up afterwards)
and The red saviour (He wears red, and launches an attack at Seifer)

The daedel burg could be Odin's castle place, which would change the scene, but for now I'm guessing Lunatic Pandora.