Originally posted by EnyalusI'm a nerd, so I knew lol..
I didn't even know he was solar powered. 😮
-Bertron-
"Nourished by solar energy that he can store for a millennium if necessary.."
Plus, the fact that DD was spawned on ancient Krypton [and we all know what happens to those guys under sunlight,] so it does make sense. However, DD's obviously evolved beyond this type of nourishment in some ways, but imo it's the best explanation for the obvious difference in power between the Annual and DoS.