Round 1 is just about over, with just one "upset" so far. But that series is likely a sign of things to come. John Wall's emergence as a top-flight player will be written in ink if he can lead his team to a second straight series win. Given how hard it is to beat a team four straight times, by a total of 56 points, it is clear Washington is primed to be the new team to watch.

There are other heroes of the spring, to be sure, men playing the best basketball of their careers just when they need to do so. One thing is certain, this list will begin to change dramatically from week to week as these Round 2 matchups look like they have the potential to all go at least six games.

Here's our latest look at the 10 biggest difference-makers in the playoffs so far.