- Avengers: Doomsday Script Still Being Written Due to Key Reason — Report Yahoo
- RUMOR: AVENGERS: DOOMSDAY Script Still Being Written; Movie Will Introduce An Unexpected Superhero Team ComicBookMovie.com
- RUMOR: Marvel Studios Will Introduce One-Off Heroes/Villains In Avengers: Doomsdsy Game Rant
- Avengers: Doomsday rumoured to have surprise cameos from Marvel heroes and villains Wion
- Avengers 5 & 6 Reportedly Introducing One-Time Villains We’ll ‘Never See Again’ after Secret Wars IMDb