Deadpool and Korg React was originally released to Reynolds' YouTube channel on July 13, 2021, as promotion for Free Guy, which also stars Reynolds and Waititi. Responses to the short praised it as a tease for Deadpool & Wolverine (2024) and for showing the character's narrative potential in the MCU. Its humor was also highlighted by many critics.
After making a trailerreaction video for Cruella (2021) as part of a series called Deadpool's Maximum Reactions, Deadpool invites Korg to make a similar video for the trailer for Free Guy (2021). Deadpool asks Korg of his opinion of Taika Waititi while commenting as to his own lack of resemblance to Ryan Reynolds' character in the film. Following the video, Deadpool asks Korg about his own chances of joining the Marvel Cinematic Universe (MCU), to which Korg responds by complimenting the possibilities and telling him to keep an eye out for an email from Marvel Studios.
Ryan Reynolds as Wade Wilson / Deadpool: A wisecracking mercenary with accelerated healing but severe scarring over his body after undergoing an experimental regenerative mutation.
By Disney's acquisition of 20th Century Fox, Free Guy had been in development since 2016, and is one of the first Fox films to continue production under Disney ownership, as well as under the studio's new name 20th Century Studios.[6]Deadpool and Korg React references the film's release delays, from July 2020 to August 2021.[7][8][9] Reynolds had first pitched a short film featuring Deadpool interrogating the hunter who killed Bambi's mother, from the 1942 film Bambi, and would have seen Deadpool trying to find out how to become a loathed character. After that pitch was denied by Disney, development on Deadpool and Korg React began.[10]
Upon its release, Deadpool and Korg React received a positive response. Empire praised the dialogue and the chemistry between both characters.[12]Syfy Wire commented that seeing the two "fan-favorite" characters together for the first time was "incredibly cool", and speculated it could be a way to get fans used to the idea of Deadpool becoming a part of the Marvel Cinematic Universe before an actual introduction,[13] while Nerdist considered it to be "a very unexpected way" for Deadpool to officially join the shared universe.[14] Other outlets expressed doubt over it being an official integration of the character to the universe.[12][15][16]