Which rookie has had the greatest impact this season?

Grab the mic Panther fans and let the nation know!  Open Mic is an open discussion thread. Just drop a comment in the comments section below.  Respond to other fans, and as always #KeepPounding

Which rookie has had the greatest impact this season?

Seven have started, and more than that have played significant roles.  Who has stood out the most?  Is it just on the stat sheet, or are there other places you think that a particular rookie has impressed?