Rage Awakened (Kingdom Hearts 2 Final Mix Remix)

Everything surrounding this song is so raw.
A suit of armor possessed by its past wearer's sheer anger and willpower is so cool. And my god this boss battle is so tough.
Oh yeah, and playing as the Lingering Will in Birth By Sleep is so cool.
Kingdom Hearts is owned by Disney, developed and published by Square Enix, and the music is composed by Yoko Shimomura.