Force Lightning Emperor rumors were wrong... it sounds like it is his lightning target, Darth Vader, that is getting the figure.
No pics yet (give it time), but, we have this from Hasbro:
Fans can capture the climactic battle from STAR WARS: RETURN OF THE JEDI with this exclusive STAR WARS: THE BLACK SERIES 6-INCH DARTH VADER (EMPEROR'S WRATH) figure, featuring an exclusive translucent mask with a visible skull underneath it, as well as an exclusive removable hand.