After blasting through the entire Green Lantern Corps, the android Amazo returns to Earth. Only the Justice League stands between him and his goal -- the now-reformed Lex Luthor.
The full power of the newly expanded League is unleashed for the first time while trying to keep Ivo's android Amazo from reaching his goal: vengeance against the recently reformed Lex Luthor. Luthor and the Atom attempt to create a weapon to neutralize Amazo's nanotechnology, though their victory is largely assisted by Dr. Fate.—wikipedia
After dealing with Oa, the android Amazo returns to Earth in search of a reformed Lex Luthor. Only the Justice League stands between him and his goal -- but what chance do they have against the evolved Amazo, who has already blasted through the entire Green Lantern Corps?—Anonymous