Originally posted by cdtmOnly if you assume through a circular argument that Oa's core wasn't like a big battery that could be overloaded... the same way that the Death Stare's core reactor was like a battery that could be overloaded.
The end result was the same, but one is exploiting a weakness, while the other is a pure power showing.To overload the core of Oa is a display of insane energy output.