Null

Batman: Mask of Death is a superhero movie directed by Ben Affleck. It stars Armie Hammer as Bruce Wayne/Batman, and is set long before the events of Batman v Superman: Dawn of Justice.

Cast
Armie Hammer as Bruce Wayne/Batman

Joel Edgerton as Slade Wilson/Deathstroke

Nathan Kress as Dick Grayson/Robin

Kat Graham as Jezebel Jet

Jeremy Irons as Alfred Pennyworth

Danny Glover as Lucius Fox

Plot
Batman is around four years into his vigilante career, and has recently taken in Dick Grayson as his crime fighting partner. But soon a new threat will come to Gotham in the form of Slade Wilson, a former ASIS agent now a mercenary known as Deathstroke. Slade is hellbent on taking revenge on Bruce after something he did to him years before.

Continuity in DCCU
The movie takes place approximately thirteen years before Dawn of Justice. Bruce is about 32 years old, and Dick is sixteen. It also takes place six years before the death of Jason Todd. In the DCCU timeline it is roughly 2003 at the time of the movie.