Robert Downey Jr.s Doctor Doom Unleashes Sentinels in Explosive New 'Avengers: Doomsday' Trailer

SummaryMarvel Studios unveiled the second trailer for 'Avengers: Doomsday' at Disneys D23 fan conventionThe two-minute teaser showcases Robert Downey Jr.s Doctor Doom going head-to-head with Thor and Mister FantasticThe ensemble film brings together the Avengers the Fantastic Four the Thunderbolts and classic X-Men starsMarvel Studios has officially debuted the second trailer for Avengers: Doomsday during Disneys D23 fan convention, revealing a deeper look at the villainous return of Rob...