“Because in season four, they tease Hal Jordan, and then…” — Krypton Report: All things Superman & DC Comics Podcast at 6:44
“Because in season four, they tease Hal Jordan, and then later we get Diggle retconned to be Jon Stewart, and we tease him getting a green ring. I don't know if I'd call that the Green Lantern, though, because that's all it is. We see a name Hal Jordan on a bomber jacket, and then... I'm counting them as one, because…”
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