In response to a request from the audience, Penny Arcade creators Mike Krahulik (left) and Jerry Holkins arm wrestle. After an overly dramatic minute, Krahulik won.

Upstairs, PAX provided a number of computers to play games like Battlefield II. The Penny Arcade Exposition, a videogame convention, ran from Friday to Sunday.

Paula O. Jacobs ’13, dressed as Umbreon.

A convention attendee dressed as Toph Bei Fong from Avatar: The Last Airbender poses at the Hynes Convention Center.

A large screen above the orchestra displayed footage from The Legend of Zelda during the Symphony of the Goddesses at Davies Symphony Hall in San Francisco last Wednesday. Here, before the concert, the screen shows the Royal Crest — the official crest of the royal family of Hyrule.

A number of figurines were for sale in the dealer room at Anime Boston.

A colorful variety of polyhedral dice for sale at a booth on the exhibit floor of the convention hall.