Avengers: Age of Ultron is one of the most highly anticipated films of 2015 ... but we've got an extended sneak peek now!
The trailer for the Avengers sequel was supposed to air on next week's Marvel: Agents of S.H.I.E.L.D. but leaked on the interwebs today.
And it is simply ah-mazing!
The entire cast from the first film is back, this time battling big baddie Ultron ... and each other?