First appears in Skypiercer Part 3 (finale). Appears in 2 episodes.
Appearances
Skypiercer Part 3 (finale)
Agdrel’s dragonborn followers: metal masks fitted to their faces, red cloaks, black garb, shadow blades; travel through shadows; resistant to necrotic damage; their bodies dissolve to shadow when killed, leaving armor.
S3E17, Season 3 Finale - Soot Mustam v Huey Leatherface
Dozens step from the shadows to serve the Shadow King.