Rumors have been swirling about the potential retirement of Kansas City Chiefs' tight end Travis Kelce, and analysts have begun to take notice.

With Travis Kelce in his 12th NFL season, and so many outside ventures, could this be the Kansas City Chiefs' great last run?

History is on the line for the Kansas City Chiefs this postseason. While the Chiefs have already been the team most dominant team over the last five years, they could further cement themselves in NFL history by doing something no team has ever done—winning three Super Bowls in a row.