Sludge nods. He might not be the most compassionate man, but he knows a fellow fighter.

"Right, well. Just good to see a couple people here who aren't a bunch a' cowards."

The other, the one who turned invisible, gives you a curious look.

"You know noise cancelling, like with the headphones? Apparently like that. I glow, actually. I glow light that cancels out the kind that reflects off of me. Err, thats what M-, what Lumia says anyway."

He jerks his thumb to the woman in their group who is now sleeping quite soundly on Sludge's shoulder.