Casshern Sins Episode 15 English Dubbed Episode Title:The God of Death Dune.Episode Description:Dune, last seen after being defeated by Dio, crawls painfully across a crystallized landscape, all the while trying to hold on to his memories. Casshern, Friender, and Lyuze also pass through the same area, and encounter Dune, though none of them knows or remembers him. Dune then forces a confrontation with Casshern, who defeats him, allowing Dune to move on.