Pio, his last post (if you're talking about the last one here on this thread) was humorous...almost sarcasm, methinks. His threat was commical. He's not killing any orcs.
I believe that the plan is to have everyone distracted by the kids in the pit, though how that will cure the problem entirely, I'm not yet certain.
Whatever the case, you're right. Things do need to be figured out with Rog and Undome's two characters.