i think is a joke or something

hrmm.... (pondering)

Their names are all their other's names switched around with an x in it. For example:
Xemnas: Ansem
Xigbar: Braig
Xaldin: Dilan
Vexen: Even
Lexaeus: Aeleus
Zexion: Ienzo
Saix: Isa
Axel: Lea
Demyx: Not mentioned
Luxord: Not mentioned
Marluxia: Not mentioned
Larxene: Not mentioned
Roxas: Sora
Xion: No. I

I am surprised I hadn't seen this before. XD Demmmy is right.

i think it is Master Xehanort formed the X-Blade