Where it goes beyond that, we'll see.” UP NEXT: Avengers: Infinity War Looks Pretty Destructive From This Set Photo It’s not entirely surprising that would carry some high stakes, and the deaths of a character or two would certainly contribute to that.

And when it comes to the power of Infinity Stones, nothing is ever set in stone.

While there are still three movies on the docket before the next Avengers movie is released in theaters, the hype for Marvel Studios’ next blockbuster crossover event continues to build.

The cast list for 4 will serve as the culmination of every movie thus far.

The film was written and directed by Joss Whedon and features an ensemble cast that includes Robert Downey Jr., Chris Hemsworth, Mark Ruffalo, Chris Evans, Scarlett Johansson, Jeremy Renner, Don Cheadle, Aaron Taylor-Johnson, Elizabeth Olsen, Paul Bettany, Cobie Smulders, Anthony Mackie, Hayley Atwell, Idris Elba, Stellan Skarsgård, James Spader, and Samuel L. In Avengers: Age of Ultron, the Avengers fight Ultron, an artificial intelligence obsessed with causing human extinction.

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