The "Avengers Age of Ultron" end credits scene reportedly features the appearance of Spider-Man as reports allege that the trailer was leaked online.

According to report by Comic Central City, the "Avengers Age of Ultron" end credits scene leaked online on the /tv/ board of 4Chan as the alleged "Avengers Age of Ultron" end credits scene reportedly shows Spider-Man.

"The end credits scene starts with a view of a half destroyed building. Stan Lee is then shown walking around the building as a piece of debris is about to fall on him. As the debris about to hit Stan Lee, Spider-Man swings and grabs Stan Lee, saving him at the last minute. Stan Lee says thanks to Spider-Man as Spider-Man gives him a thumbs up and zips away," wrote Comic Cental City.

The alleged leaked "Avengers Age of Ultron" end credits scene follows the recent announcement by Marvel that Spider-Man has officially joined the Marvel Cinematic Universe.

"Sony Pictures and Marvel Studios share a love for the characters in the Spider-Man universe and have a long, successful history of working together. This new level of collaboration is the perfect way to take Peter Parker's story into the future," wrote Marvel.

Meanwhile IGN has revealed their version of the "Avengers Age of Ultron" trailer with Spider-Man added to it.

And finally, Marvel has revealed the third trailer for the film as you can see below.