Leoric from Visionaries. He turns into a glowing blue lion sometimes and I'm not sure why he carries his own whip. Before turning into a lion he hands it to the guy next to him with a "Here, you're gonna need this."
Project Rooftop Green Lantern redesign - Hal Jordan transformed into a Lantern[/battery] and needing a containment suit to keep him focused into a human form. One step past being a Sentinel physically bonded to a lantern battery to actually being a lantern.
OR it could be a lantern taking the form of Hal Jordan! Who is the real Hal Jordan?! Mystery! SUSPENSE!
Deadshot used to run around in a top coat in tails as a Batman villain before the red suit and metal head. Batman's villains were all kinds of classy back in the day: overdressing to make Batman look like a jerk in his tights. Or maybe more villains need top coats and tails instead of red jumpsuits and gun-arms.
Col. Trautman said it best when he said: "You don't seem to want to accept the fact you're dealing with an expert in guerrilla warfare, with a man who's the best, with guns, with knives, with his bare hands. A man who's been trained to ignore pain, ignore weather, to live off the land, to eat things that would make a billy goat puke."