The Brief: Surprised John Cena memes use a reaction image or GIF of wrestler John Cena to covey surprise, shock, or confusion.

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Surprised John Cena memes consist of a reaction image or GIF of John Cena during a 2013 Wrestlemania match against Dwayne “The Rock” Johnson.
These image macro and GIF memes typically illustrate situations in which someone is confused, shocked, surprised, in awe, or coming to a sudden realization. According to Know Your Meme, this John Cena reaction has been online for years. The memes became particularly popular on Reddit and on the Dank Memes subreddit in March 2020.
Another similar reaction image shows John Cena looking off into the distance with a look of surprise or confusion on his face is also a popular meme format.
Impossible from dankmemes