A cosplayer attends the 2019 Comic-Con International. AFP
Cosplayers are dressed as Captain America and Groot. AFP
Attendees dressed as characters from the Pennyworth series pose for pictures outside the San Diego Convention Center. EPA
Aubrey Heringes, left, and Brennan Lin, are dressed as Jean Gray and Cyclops from the X-Men wedding scene. AP Photo
Amanda Laguna, of Laguna Beach, as as Gamora from "Guardians of the Galaxy." AP Photo
Fatima Varela, of Chula Vista California, is dressed as Hermione Granger. AP Photo
Angel Castillo, of Temecula, California, is dressed as Reaper from "Overwatch" mariachi edition. AP Photo
Paul Primose, left, and Joyce Primose, of San Diego, are dressed as characters from "Star Wars." AP Photo
A cosplayer is dressed as Deadpool. AFP
A cosplayer is dressed as Captain Marvel. AFP
Peter Vasquez, of San Diego, is dressed as El Cucuy, the Mexican Boogeyman. AP Photo
Jude Albright, left, and Alexander Albright portray Dream and Death from the DC comic book series "The Sandman". AFP
A cosplayer as Pennywise the Dancing Clown from It. AFP
Nicholas Young from Kansas City, Kan, dressed as "Steve" from "Stranger Things Season (Photo by Christy Radecic/Invision/AP)
From left: Jake Storey, Gerard Shen, Dante Thompson and Mitch Borgstrom portray Marge Simpson from "The Simpsons". AFP
Cosplayers portray characters from "Mortal Kombat". AFP
Cosplayer Devan Blake is dressed as Valak from "The Conjuring". AFP
A cosplayer is dressed as Spock. AFP
Cosplayers are dressed as Hook and Tinkerbell. AFP
Syao Jordan, from San Diego, California, is dressed as "Aymeric de Borel" from Final Fantasy 14. AP Photo
From left: Kevin Morra "Mirage," Louisette St. Fort "Bangalore", Gabrielle Zverina "Watson" and Chris Guidotti "Bloodhound" from Toronto pose as characters from Apex Legends. AP Photo
Kezia Chuaqui, from Austin, Texas, is dressed as "Magik" from X-Men. AP Photo
Bruce Stedwell, of Lake Havasu, Arizona, is dressed as "King Leoric" from Diablo 3. AP Photo
Cosplayers portraying Batman and the Black Widow strike a pose in the street outside the San Diego Convention Center. AFP
Matthew Morningstar from Tucson, Arizona, is dressed as the Joker. AP Photo
Cosplayer John portrays Tenzin from "Avatar: The Last Airbender". AFP
Cosplayers David Tracy, right, and Hayley Tracy portray Dick Tracy and Breathless Mahoney. AFP
Attendees portray Judge Dredd. AFP
Kenny Mittleider as "Samwise", David Baxter as "Gandalf" and Hayley Smith as "Galadriel" of Los Angeles, from the Lord of the Rings. AP Photo
A dog dressed as Gandalf from The Hobbit and The Lord of the Rings sits outside the San Diego Convention Center. AFP
Dogs dressed as Darth Vader and Yoda from "Star Wars" outside the San Diego Convention Center. AFP
A cosplayer attends the 2019 Comic-Con International. AFP
Cosplayers are dressed as Captain America and Groot. AFP
Attendees dressed as characters from the Pennyworth series pose for pictures outside the San Diego Convention Center. EPA
Aubrey Heringes, left, and Brennan Lin, are dressed as Jean Gray and Cyclops from the X-Men wedding scene. AP Photo
Amanda Laguna, of Laguna Beach, as as Gamora from "Guardians of the Galaxy." AP Photo
Fatima Varela, of Chula Vista California, is dressed as Hermione Granger. AP Photo
Angel Castillo, of Temecula, California, is dressed as Reaper from "Overwatch" mariachi edition. AP Photo
Paul Primose, left, and Joyce Primose, of San Diego, are dressed as characters from "Star Wars." AP Photo
A cosplayer is dressed as Deadpool. AFP
A cosplayer is dressed as Captain Marvel. AFP
Peter Vasquez, of San Diego, is dressed as El Cucuy, the Mexican Boogeyman. AP Photo
Jude Albright, left, and Alexander Albright portray Dream and Death from the DC comic book series "The Sandman". AFP
A cosplayer as Pennywise the Dancing Clown from It. AFP
Nicholas Young from Kansas City, Kan, dressed as "Steve" from "Stranger Things Season (Photo by Christy Radecic/Invision/AP)
From left: Jake Storey, Gerard Shen, Dante Thompson and Mitch Borgstrom portray Marge Simpson from "The Simpsons". AFP
Cosplayers portray characters from "Mortal Kombat". AFP
Cosplayer Devan Blake is dressed as Valak from "The Conjuring". AFP
A cosplayer is dressed as Spock. AFP
Cosplayers are dressed as Hook and Tinkerbell. AFP
Syao Jordan, from San Diego, California, is dressed as "Aymeric de Borel" from Final Fantasy 14. AP Photo
From left: Kevin Morra "Mirage," Louisette St. Fort "Bangalore", Gabrielle Zverina "Watson" and Chris Guidotti "Bloodhound" from Toronto pose as characters from Apex Legends. AP Photo
Kezia Chuaqui, from Austin, Texas, is dressed as "Magik" from X-Men. AP Photo
Bruce Stedwell, of Lake Havasu, Arizona, is dressed as "King Leoric" from Diablo 3. AP Photo
Cosplayers portraying Batman and the Black Widow strike a pose in the street outside the San Diego Convention Center. AFP
Matthew Morningstar from Tucson, Arizona, is dressed as the Joker. AP Photo
Cosplayer John portrays Tenzin from "Avatar: The Last Airbender". AFP
Cosplayers David Tracy, right, and Hayley Tracy portray Dick Tracy and Breathless Mahoney. AFP
Attendees portray Judge Dredd. AFP
Kenny Mittleider as "Samwise", David Baxter as "Gandalf" and Hayley Smith as "Galadriel" of Los Angeles, from the Lord of the Rings. AP Photo
A dog dressed as Gandalf from The Hobbit and The Lord of the Rings sits outside the San Diego Convention Center. AFP
Dogs dressed as Darth Vader and Yoda from "Star Wars" outside the San Diego Convention Center. AFP
A cosplayer attends the 2019 Comic-Con International. AFP