DC Comics fans have seen several Bat Signals light up the skies of Gotham across different live-action adaptations, but it looks as if HBO's Lanterns will see the "Green Lantern Signal" used for the first time. Is someone in the Rushville Sheriff's Department taking inspiration from Gotham's Commissioner Gordon and trying to contact a Green Lantern? Of course now, the running joke is that the "Green Lantern Signal" has appeared in the DCU before the Bat Signal...New teaser for ‘LANTERNS’. pic.twitter.com/FaG96lToQQ — DiscussingFilm (@DiscussingFilm) August 3, 2026 First look at the Green Lantern signal in ‘Lanterns’! pic.twitter.com/MY2u8nLytv — Home of DCU (@homeofdcu) August 3, 2026Lanterns stars Kyle Chandler as Hal Jordan and Aaron Pierre as John Stewart.