Kaname- Vampire Knight
Song: Lestat - System

This song suites him so well, you guys have no idea. xD
& That guys name is Lestat he's a vampire as well.
From Queen of the damned.

Zero - Vampire Knight
Song: Korn - Slept So Long

Same goes for this song. lol

Kouichi Hayase - Linebarrels of Iron
Song: Nothin's Gonna Stand in our Way - Kick Axe (who are credited for the song as Spectre General)

I've always thought that Transformers and Linebarrels of Iron went together in different ways. Here's one of them.

Serena (and the rest of the Sailor Scouts) - Sailor Moon
Song: Mighty Morphin' Power Rangers - Ron Wasserman/Aaron Waters/The Mighty RAW

... I couldn't resist. XD

Madara-Nartuo
Song-

Madara just looks like one of those guys you don't wanna mess with.
He looks very strong and epic.
& The way he thinks about place where there are no worries and ect.
Kind of makes me think of this song.
But I wouldn't say it goes with the way he looks.
@Johnnygondo Haha I agree with the first one.

Madara- Naruto
Song-Madara
This song is madara from him for eddie rath I think it suites him very well.

Vash the Stampede - Trigun
Song: Gunslinger - Avenged Sevenfold

Crona - Soul Eater
Song: Crazy Train - Ozzy Osbourne

Keisuke Takahashi - Initial D
Song: Shoot to Thrill - AC/DC