Deadpool is a Marvel Comics character, not a DC Comics character. He was created by writer Fabian Nicieza and artist/writer Rob Liefeld and first appeared in The New Mutants #98 in February 1991, which was published by Marvel Comics. Deadpool's real name is Wade Wilson, and he is known for his irreverent humor, fourth-wall-breaking antics, and his accelerated healing factor. He has become one of Marvel's most popular and recognizable characters. There is no evidence or theory suggesting that Deadpool is associated with DC Comics or the DC Universe.

Certainly! Here's some additional information about Deadpool and his place in the Marvel universe:

1. Deadpool's Background: 

Wade Wilson, aka Deadpool, is a fictional character known for his mercenary background. He was initially depicted as a villain and later evolved into an antihero. Wade Wilson was subjected to that granted him a regenerative healing factor, making him nearly immortal and able to recover from severe injuries.


2. Comic Book Series: 

Deadpool has starred in several comic book series under the Marvel Comics banner. His solo series, "Deadpool," has been one of the most successful and enduring titles, with various writers and artists contributing to his stories over the years.


3. X-Men Connection: 

Deadpool is closely associated with the X-Men and the mutant universe within Marvel. He has appeared in numerous X-Men comic books, often crossing paths with popular X-Men characters like Wolverine and Cable. Deadpool's connection to the X-Men has led to his inclusion  X-Men-related media adaptations, such as films and animated series.


4. Popularity and Cultural Impact: 

Deadpool's unique blend of humor, violence, and self-awareness has garnered a significant fan following. His popularity soared with the release of the 2016 film "Deadpool," starring Ryan Reynolds as the titular character. The movie was a massive success, Deadpool's unconventional style to a wider audience.

5. Crossovers and Team-ups: 

As a Marvel character, Deadpool has been involved in numerous crossovers. He has interacted with characters like Spider-Man, Captain America, and the Avengers in various storylines, often injecting his trademark humor and breaking the fourth wall.


6. Alternate Versions and Spin-offs: 

Deadpool has appeared in different incarnations and alternate versions across Marvel's multiverse. For example, there is an alternate universe version known as "Lady Deadpool," as well as the kid-friendly interpretation called "Kidpool." These variations have allowed for creative storytelling and expanded the character's reach.


To summarize, Deadpool is an iconic Marvel character known for his humor, unique storytelling style, and connections to the X-Men. While he has not been associated  DC Comics, his popularity has made him a significant presence in Marvel's comic books, films, and other media adaptations.