sin or vegnagun??(do not read if you have not completed ffx or x-2)

[Twilight]

Sin would win.
I mean, thats what the people of Spira thought.
But during Operation Meahien (cant spell...eh) they also thought that 'that' could work.
In the end...
Sin, 100%
but...Sephiroth kicks ass....
both of them