Electronic Entertainment Expo 2015

The Electronic Entertainment Expo 2015 is the biggest video game event of 2015 with almost every notable company going to the event. E3 2015 also marked the year where, Bethesda, Square Enix and PC companies also held press conferences in addition to Microsoft, Sony, Ubisoft, and EA as well as Nintendo holding another Digital Event.

Nintendo World Championships
The event started with a qualifier round on May 30, where 8 Best Buys around the United States held competitions of Ultimate NES Remix's World Championship Mode. The highest scorer from each Best Buy goes to the main event held on June 14 where they compete with 8 additional players selected by Nintendo

Trivia

 * SEGA decided to not go this year. Their games were still shown but, by other parties