If Ryan Reynolds' Instagram tease is to be believed, there's a chance Deadpool could pop up in Avengers: Doomsday. But what would that actually look like?

Fans are speculating after the man behind the Merc with a Mouth posted a cryptic photo on social media. Did Ryan Reynolds just confirm his next Deadpool appearance in the MCU? The actor loves a tease and shared a particularly tease-y photo on social media that has many Marvel fans speculating whether he will return as the Merc with a Mouth in next year's event film,