Jon Favreau says the Star Wars series is set after the events Return of the Jedi, following the fall of the Empire, and "chaos rages" once the celebrating is over because there is no longer empirical control.
Western tones lead as gunfighters and bounty hunters roam wild, while people fight for their survival in an uncertain world.
The trailer opens with Stormtrooper helmets on spikes with refugee like characters cowering in fee crossed between violent scenes of gunfighting and Mexican standoffs.
The title bounty hunter is involved in more than a few of these with Werner Herzog offering a brief voiceover before coming face to face with the Mandalorian.
"Bounty Hunting is a complicated profession," Herzog's mystery character says. "Don't you agree?"
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Pedro Pascal plays the Mandalorian with Taika Waititi playing a droid called IG-11. Gina Carano is Cara Dune, Carl Weathers is Greed Carga and Giancarlo Esposito appears in an unnamed but villainous role.
It was confirmed that Ming-Na Wen would also be appearing in the Star Wars series at the Disney Legends Ceremony.
The first season filming is complete, Favreau and Dave Filoni confirmed, with visual effects being worked on ready for its 12 November premiere on Disney+. A U.K. launch date remains TBC.
Ewan McGregor was also in attendance confirming his return as Obi-Wan Kenobi.
He's been in talks for four years and says he's relieved he now can give a definitive answer to the question he's long been asked.
LucasFilm President Kathleen Kennedy said they were very close to filming: "All the scripts are written and ready to shoot next year."
Diego Luna and Alan Tudyk also teased their Rogue One: A Star Wars Story prequel series which will see them return as Cassian Andor and K-2SO, respectively.
A title for series is still not confirmed but they will be filming it in London.
Alan Tudyk suggests his Diego Luna's Star Wars series should be called:— Hanna Ines Flint (@HannaFlint) August 24, 2019
K-2 Fast K-2 Furious: A Cassian Andor Story
Series is shooting next year #D23Expo #DisneyPlus pic.twitter.com/c9TsowjWqO
Kennedy also confirmed that the The Clone Wars animated series will be on Disney+ by February 2020, while all the Star Wars film Episodes and Stories will be on the service within the first year, including Star Wars: The Rise of Skywalker.
Elsewhere, Disney will also be launching a Muppets Now short form series in 2020 featuring celebrity guests as well as Pixar Shorts focused on Toy Story 4 character Forky.
Forky Asks A Question will see Tony Hale's odd toy learn about the world with the help of some old friends.
Monsters at Work is a new series set after the events of Monsters Inc when the corporation switches from scare power to laugh power.
Disney+ begins streaming from 12 November in the US. The U.K. launch date has not been confirmed.
Stay tuned to Yahoo Movies UK for extensive updates from D23 Expo over the next few days.