User blog comment:Thailog/Ep. 204 "Salvage" discussion/@comment-4283185-20120517233151/@comment-75.6.134.225-20120518042414

I'm pretty sure it's a retired Guardian, Roy's uncle. It can't be the real Roy because the one real one was in a tank at Cadmus and had no right arm. So, I'm leaning towards it being Guardian and he's trying to help Roy out, who looks like a mess. Wally's standing next to Dick/Nightwing.