I don't know the name or the lyrics, but it's played during the title screen.

Do you fight the Titan? My friend said he looked for him in the player's guide and couldn't find him, so that makes us assume he isn't... He did yell at me today when I accepted a quest though, and the sky went dark, heh. I should read those datalogs. Anyhoo...

Wuv, Yer Mom