‘Lanterns’ Finale: Hal Jordan’s Killer and Manhunter Revealed, Sinestro Creates [SPOILER], John Stewart Powers Up for ‘Superman’ Sequel

SPOILER ALERT: This article contains spoilers for the “Lanterns” finale, now streaming on HBO Max. Have no fear, the “Lanterns” finale is here. The season finale — or possibly the series finale, since HBO hasn’t renewed the show yet — wrapped up the mystery posed by the show’s premiere of who…