The Obi-Wan Kenobi teaser trailer is here

[Brainspore]

@rebecca_romaine

Lucas obviously forgot that Jedi can come back as force ghosts right up until writing the script of Episode III.

Maybe… but Vader was apparently unaware Obi-Wan could do that so it kind of makes sense that it would be a trick he’d picked up after Obi and Annie parted ways.