When the Dallas Cowboys stepped onto CenturyLink Field in Seattle on Sunday afternoon and dominated the Super Bowl champion Seattle Seahawks, it left little room for argument that this was a significantly different team from the previous version that had crashed and burned so frequently in 2013. Improved? Certainly.

The most improved?

Possibly, but there are other contenders for that honor. Here are my choices as Week 6 nears its end:

2013 overview: Last season came as something of a shock. Although a Super Bowl repeat is historically unlikely -- this didn't look like that type of team anyway -- missing the playoffs was unexpected.