Best Boss Battle Music

That's so hard. Everything in Shadow of the Colossus, of course. And this:

Just gets me pumped. Another favorite would be

But the absolute, absoLUTE best is

Mother fucking Thanatos from Secret of Mana.
 
  

The song at the end of MGS3 comes to mind. Most Japanese video game music I find annoying though.

Yeah, I love "Dancing Mad" from Final Fantasy VI. 
 
There´s an awesome orchestra version on the CD title "Final Fantasy: Distant Worlds II".

@FluxWaveZ said:

@Video_Game_King said:

@FluxWaveZ:

How many people delve into the obscure shit? How many people play games like Cocoron, Faria, Valis II, Panzer Bandit, Evil Zone, Romancing SaGa, and a bunch of other games?

What does the obscureness of the titles you play have to do with the music that any game contains?

New page, I'll post another one I like:

(I'll count it as boss battle music)

I prefer Mu-12's theme:

Also, since my other favorite FF boss tracks have already been posted:

Epic thread, I'll try to contribute: 
  
Xenosaga.
http://www.youtube.com/watch?v=tZ6ufAOSUhM 
  

@xaLieNxGrEyx said:

One Winged Angel Say what you will about the game but this is the one true answer.

It's up there for me. Even Jeff made a comment about it on the recent Gundam QL, but my favorite is:

Mother fucking Thanatos from Secret of Mana. 

@H2Oyea: I read the thread title, this instantly sprung to mind! Then I looked at your avatar and thought, he's bound to have posted it already and you did!