So who is Sephiroth you ask? All of the information here was done by Nissie, the previous owner for this fanlisting, I simply edited some content.

General Information Sephiroth at a glance. Brief background on the greatest game villain ever. Contains non-spoilers.
Advent Children The conclusion; two years after the events of final fantasy seven. Contains spoilers, and everything that happened in Final Fantasy: Advent Children. Enter at your own risk.
Name History 'Sephiroth' is a name steeped in religious tradition, far older than the man himself.
Masamune The real history behind the sword and the men who have wielded it.
Seiyuu Japanese and English voice actors who have lent their voices to Sephiroth.
Quotes Memorable quotes of a one winged angel.