User blog comment:HalliwellManorAkaDsc385/Is Nick Really the Last Grimm?/@comment-1298227-20120220234645/@comment-2255188-20120229154232

I figured it was just a really pathetic play on words; "last man standing"-- referring to the Grimm being the winner in the gladiator fight. Not reading into it at all there. Also, per the interview we saw posted here a week or two ago, there are still other Grimms out there.