Guy Gardner makes a cameo in new Lanterns teaser

HBO Max released a new teaser for Lanterns that leans into the show’s darker murder-mystery tone.

The footage also adds more superhero and cosmic flavor, including a brief appearance by Nathan Fillion’s Guy Gardner.

The teaser reinforces Lanterns as a blend of grounded crime storytelling and Green Lantern mythology.

It also hints at more returning DC characters, building out the series’ wider universe.