In the latest international trailer for The Dark Tower shows how the Gunslinger and the Man in Black will battle.

Based on Stephen King’s epic series, the last Gunslinger, Roland Deschain (Idris Elba), has been locked in an eternal battle with Walter, also known as the Man in Black (Matthew McConaughey), determined to prevent him from toppling the Dark Tower, which holds the universe together. With the fate of the worlds at stake, good and evil will collide in the ultimate battle as only Roland can defend the Tower from the Man in Black.

Check it out!

The Dark Tower opens August 4.