Bugs Mitchell of Westminster, California, dressed as the Joker from Batman
Photograph: Andrew Park/Invision/AP

Chris Lane and his wife Shannon wear costumes inspired by Murderbot
Photograph: Chris Pizzello/Invision/AP

Diana, Kal Smith and Melissa Ann from San Diego pose during the preview night
Photograph: Andrew Park/Invision/AP

Andrew Ghannadian, from San Diego, dressed as 8-Ball
Photograph: Chris Pizzello/Invision/AP

A cosplayer wears her mask backwards as she waits in line before the preview night
Photograph: Chris Pizzello/Invision/AP

An attendee arrives in costume for the opening day
Photograph: Mike Blake/Reuters

A person in costume during the comics arts conference
Photograph: Allison Dinner/EPA

A Comic-Con fan dressed as a Stormtrooper from Star Wars
Photograph: Carlos A Moreno/Anadolu/Getty Images

Allison Tabitha, of Orlando, dressed as Zelda from the Legend of Zelda video game
Photograph: Chris Pizzello/Invision/AP

Comic-Con fans outside the San Diego convention centre
Photograph: Carlos A Moreno/Anadolu/Getty Images

A person in cosplay attends the conference in San Diego
Photograph: Allison Dinner/EPA

Comic-Con fans dress as Star Wars characters outside the San Diego convention centre
Photograph: Carlos A Moreno/Anadolu/Getty Images

A Comic-Con fan dressed as Marvel’s Spider-Man
Photograph: Carlos A Moreno/Anadolu/Getty Images

A person dressed in cosplay
Photograph: Allison Dinner/EPA

Fans dressed as Sue Storm and The Thing from The Fantastic Four
Photograph: Allison Dinner/EPA

Daniel Jung of San Diego, dressed as a character from Among Us
Photograph: Andrew Park/Invision/AP
