End of Evangelion: Asuka's fight.
Gurren Lagann: Versus the Spiral King.
Jojo's: Dio vs Jotaro
Katanagatari: All swords final.
HxH: Crimson Eyes original arc.
Cowboy Bebop: Spike versus Vicious
Ruro-Ken: the Samurai X: Tomo fight
One Piece: CP9. That whole arc was amazing.
Claymore: Teresa fights were well done.*(leg-chopper was an excellent fight too).
Kara no Kyoukai: 5th movie and 7th.
Yozakura Quartet: A lot of good shit here.
DTB: good fights.