Overview
- The casting marks Brainiac’s first live‑action feature appearance, with the villain confirmed as the sequel’s primary antagonist.
- Industry reports indicate Superman and Lex Luthor will form a temporary alliance to confront the larger threat posed by Brainiac.
- Production is slated to begin in April 2026, with a theatrical release set for July 9, 2027.
- Gunn denied widely circulated shortlists of A‑list contenders, saying many rumored names never auditioned or screen‑tested and that Eidinger won the role on his audition.
- Gunn referenced influences from Otto Binder’s Silver Age stories through Marv Wolfman’s darker take to the current Absolute Brainiac, signaling a cerebral, creepier interpretation.