Second this.
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They did have a custom entrance for NCAA Football 11 but I believe it was tweaked for NCAA Football 12 this year. I'll fire it up now and record the entrance and put together the clip. With any luck, it'll be on YouTube and linked here within the hour.
http://www.youtube.com/watch?v=avgFblsUAGo
Apologies for the awkward audio/video cut at the end.