First-round upsets are a staple of the NFL playoffs, and after the way parity ruled the league in 2012, we're bound to see some surprising defeats at the early stages of 2013.
Can the Indianapolis Colts continue their magical and rather inspirational ride with Chuck Pagano back as head coach against a jacked up Baltimore Ravens team?
Do the Cincinnati Bengals have what it takes to enact revenge on the Houston Texans team that destroyed them in the postseason a year ago?
How about that rookie quarterback showdown in Washington D.C.?
Let's list each underdog's upset chances in a buy-or-sell format.