Silas Stone (Joe Morton), whose work on the mysterious Mother Box relics led to turning his half-dead son Victor (Ray Fisher) into the superhuman Cyborg. ... Stone sacrifices himself in an effort to superheat the final Mother Box to make it easy for the Justice League to track.

How did Silas Stone die?

While on his deathbed after years of failing to make it up to his son due to him dying from radiation poisoning caused by a monster the Teen Titans were fighting, Silas finally reconciled with Cyborg as he passes away. In The New 52, Silas Stone is a scientist at S.T.A.R.

What happened to Silas Stone Snyder cut?

Unlike the first version of the movie, the Snyder Cut included Silas sacrificing himself. During a recent interview with The Hollywood Reporter, Morton addressed his character's death. THR asked if Morton was "pleased that Silas' sacrifice had real utility to the eventual victory," and here's what he had to say...