New 'Avengers: Doomsday' teaser shares glimpse of Fantastic Four and Wakanda

Marvel has released the fourth Avengers: Doomsday teaser on Tuesday, giving the first look at Ben Grimm (Ebon Moss-Bachrach) or the Thing from The Fantastic Four: First Steps meeting with Shuri (Letitia Wright), the current Black Panther, as well M'Baku (Winston Duke), who calls himself King M'Baku of Wakanda.