It seems like every college football season there's always a team that emerges from the outer abyss to rise as superior.For example, last year's national champion—the Auburn Tigers—were nominated No. 22 in the AP Top 25's preseason poll.We can sit here and discuss the many reasons why either Oklahoma or Alabama will come out on top in 2011, because it's easy to do and most expect it.However, we mustn't forget about those with the ability to sneak up on us, as Auburn did in 2010. Let's take a look at a few squads that could be this year's sleeper to win the BCS National Championship.Begin Slideshow