The Deadpool star unveiled that he will be voicing the adorable creature in the brand new film, set to bring to life the animated species.
Fans hailed the Canadian actor a “king” and joked it was the “role [he] was born to play”.
One user wrote: “@VancityReynolds THANK YOU FOR VOICE ACTING PIKACHU!!!! YOU ARE THE KING!”
It’s oddly good I don’t know why.....— Linus Good (@GoodLinus) November 12, 2018
It's Ryan Reynolds as Pikachu for me— Hugh Rodger (@HDRodger) November 12, 2018
@VancityReynolds THANK YOU FOR VOICE ACTING PIKACHU !!!! YOU ARE THE KING! ❤— Linda Bergsma (@Linnypinnylinda) November 12, 2018
Another commented: “Ryan Reynolds as Pikachu? What a time to be alive.”
A third added: “Is that Ryan Reynolds voicing Pikachu? I’m dying.”
The comments come amid the release of a first look at the film.
Pokemon Detective Pikachu is set to see Justice Smith or Jurassic World fame, co-star as teen Tim who has given up on his dreams of becoming a Pokemon trainer.
When his detective father goes missing, Tim meets Detective Pikachu and soon realises he is the only one who can understand him.
The pair then strike up an unusual friendship, teaming up to solve the mystery of Tim’s missing father.
Pokemon Detective Pikachu is slated for release next year