Did Deadpool & Wolverine ACTUALLY SAVE The MCU?...

Did Marvel actually save the MCU with Deadpool and Wolverine and the announcement that Robert Downey Jr is returning to the MCU as Doctor Doom in Avengers Doomsday and Avengers Secret Wars? Many fans have expressed that they don't like Robert Downey Jr returning to play Doctor Doom and not Tony Stark. However, regardless of whether you like this announcement or not, or whether you liked Deadpool and Wolverine or not, you're talking about it.