Illustrate cosplay plainly. Cosplay involves dressing up and pretending to be a specific character from an comic book. It has become immensely popular amongst fans of nerd culture internationally. People thoroughly create costumes and props to accurately portray their favorite characters. Cosplayers often participate in conventions or costume play events, where they can showcase their artistry and meet others who share the same passion. In the end, costume play is an manifestation of appreciation and commitment for the fictional character and the love for the geek community.