Question: Why doesn't Superman ask the League to help him find and destroy all Kryptonite on Earth?
Initiation - S3-E1
Question: In this show, Green Lantern is a black guy with a different name. What happened to Hal Jordan and why is he not Green Lantern any more?
Starcrossed - S2-E24
Question: Why did the Thanagarians have to take over? If they were having problems with another planet why not ask the Justice League for help?
Answer: They're a warrior race, when something gets in your way, you either ignore it or smash it to pieces.
Chosen answer: In this series, Hal Jordan never became Green Lantern. Kyle Rayner did instead. John Stewart is Rayner's partner and serves as Green Lantern in the Justice League.
MasterOfAll