Mario Sports Mix is a sports video game developed by Square Enix and published by Nintendo for the Wii. It was released in Japan on November 25, 2010, and in other regions in early 2011. It features volleyball, ice hockey, dodgeball, and basketball. The game features mostly characters and locations from the Mario series with a few guest appearances by characters from Square Enix's Final Fantasy and Dragon Quest series of games. Players can also opt to play as one of their Mii characters.

The Electronic Entertainment Expo 2010 was the 16th E3 held. The event took place at the Los Angeles Convention Center in Los Angeles, California. It began on June 14, 2010, and ended on June 17, 2010, with 45,600 total attendees. There was also an E3 event held in Sony's PlayStation Home.