If you think the road to the Final Four is tough, you should see the one set aside for a perfect season.

Duke is not the only remaining unbeaten team, but being the reigning National Champion and the No. 1 ranked team in the country has had many whispering whether the Blue Devils could go undefeated.

Mike Krzyzewski has dismissed the idea as being both unlikely and unimportant. Still, some are still wondering if it can happen.

Here is a look at 10 teams that could very well give Duke a run for its money and end the undefeated season.

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