Any links or suggestions?

These two threads have plenty of suggestions to get you started:

Epic orchestral music with chorus (Thread 46977)

Epic game or anime music (Thread 81852)

If you end up looking for other types of music recommendations, you can always check this sticky (Thread 69378), too.

‪Every Sperm is Sacred‬‏ - YouTube (http://www.youtube.com/watch?v=fUspLVStPbk)

Why'd you start another request thread with the exact same topic? Here's your original one: http://forums.ffshrine.org/f96/epic-choir-battle-music-93593/#post1748823.