Most Similar Movies to Once Upon a Deadpool (2018)
If you are looking for movies like Once Upon a Deadpool (2018), you might like movies tagged with keyword : action, adventure, comedy, sci-fi, superhero, marvel, r-rated, reboot, humor, violence, satire, antihero, christmas, adaptation, sequel, comic book adaptation, action comedy, fantasy, parody, black comedy .
Deadpool 2 (2018), Deadpool (2016), Thor: Ragnarok (2017), OSS 117: Cairo, Nest of Spies (2006), OSS 117: Rio ne répond plus (2009), Guardians of the Galaxy Vol. 2 (2017), Ant-Man and the Wasp (2018) ... Let's take a look at the following list...

Deadpool 2 (2018)
Foul-mouthed mutant mercenary Wade Wilson (a.k.a. Deadpool), brings together a team of fellow mutant rogues to protect a young boy with supernatural abilities from the brutal, time-traveling cyborg Cable.
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Deadpool (2016)
A wisecracking mercenary gets experimented on and becomes immortal but ugly, and sets out to track down the man who ruined his looks.
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Thor: Ragnarok (2017)
Imprisoned on the planet Sakaar, Thor must race against time to return to Asgard and stop Ragnarök, the destruction of his world, at the hands of the powerful and ruthless villain Hela.
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OSS 117: Cairo, Nest of Spies (2006)
In this spy movie parody, French Office of Strategic Services agent Hubert Bonisseur de La Bath (Jean Dujardin) investigates the disappearance of his fellow agent and longtime friend Jack Jefferson (Philippe Lefebvre). Disguised as the head of a wholesale chicken company, Hubert dispatches to Cairo amid the Suez Crisis. He meets his contact, Mossad agent Larmina El Akmar Betouche (Bérénice Bejo), but then comically stumbles upon an international conspiracy.
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OSS 117: Rio ne répond plus (2009)
Another mission of world-known French secret agent leads him to exotic Brazil.
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Guardians of the Galaxy Vol. 2 (2017)
The Guardians struggle to keep together as a team while dealing with their personal family issues, notably Star-Lord's encounter with his father the ambitious celestial being Ego.
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Ant-Man and the Wasp (2018)
As Scott Lang balances being both a superhero and a father, Hope van Dyne and Dr. Hank Pym present an urgent new mission that finds the Ant-Man fighting alongside The Wasp to uncover secrets from their past.
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Mystery Men (1999)
A group of inept amateur superheroes must try to save the day when a supervillain threatens to destroy a major superhero and the city.
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Batman and Harley Quinn (2017)
Batman and Nightwing are forced to team with the Joker's sometimes-girlfriend Harley Quinn to stop a global threat brought about by Poison Ivy and Jason Woodrue, the Floronic Man.
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MacGruber (2010)
Former special operative MacGruber is called back into action to take down his arch-enemy, Dieter Von Cunth, who's in possession of a nuclear warhead and bent on destroying Washington, D.C.
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Ghostbusters (2016)
Following a ghost invasion of Manhattan, paranormal enthusiasts Erin Gilbert and Abby Yates, nuclear engineer Jillian Holtzmann, and subway worker Patty Tolan band together to stop the otherworldly threat.
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Guardians of the Galaxy (2014)
A group of intergalactic criminals must pull together to stop a fanatical warrior with plans to purge the universe.
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Mr. India (1987)
A poor but big-hearted man takes orphans into his home. After discovering his scientist father's invisibility device, he rises to the occasion and fights to save his children and all of India from the clutches of a megalomaniac.
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Kingsman: The Secret Service (2014)
A spy organization recruits an unrefined, but promising street kid into the agency's ultra-competitive training program, just as a global threat emerges from a twisted tech genius.
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Kick-Ass (2010)
Dave Lizewski is an unnoticed high school student and comic book fan who one day decides to become a superhero, even though he has no powers, training or meaningful reason to do so.
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Spider-Man: Far From Home (2019)
Following the events of Avengers: Endgame (2019), Spider-Man must step up to take on new threats in a world that has changed forever.
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Sharknado (2013)
A monstrous storm devastates Los Angeles, leaving the streets flooded and infested with sharks.
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Ant-Man (2015)
Armed with a super-suit with the astonishing ability to shrink in scale but increase in strength, cat burglar Scott Lang must embrace his inner hero and help his mentor, Dr. Hank Pym, plan and pull off a heist that will save the world.
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