The Year of Luigi

 The Year of Luigi is a special event held in 2013 in commemoration of the 30th anniversary of Luigi's debut in Mario Bros. As such, it features a series of games, collectibles, and downloadable content with Luigi as the main focus.

Games

 * Luigi's Mansion: Dark Moon
 * New Super Luigi U
 * Mario & Luigi: Dream Team

Other

 * A Luigi-themed Nintendo 3DS XL with the digital version of Mario & Luigi: Dream Team pre-installed on the SD card. (Japan only)
 * Three Miiverse communities open only during the event:
 * A general type community for The Year of Luigi.
 * One for Luigi's Mansion: Dark Moon.
 * A Developer's Room dedicated to The Year of Luigi.
 * Six Nintendo people are currently wearing dark green clothes and Luigi's Cap on their Miis.
 * Miyamoto
 * Iwata
 * Konno
 * Tezuka
 * Hayashida
 * Tanabe
 * Club Nintendo is offering a Luigi pin that can be won by downloading and registering New Super Luigi U by August 1, 2013.
 * The Wii U Summer Tour, which brought Wii U and Nintendo 3DS booths to major US cities for a limited time, featuring Year of Luigi games.
 * A new Year of Luigi stationary has been released for Swapnote.
 * Two Nintendo people have sent notes on Swapnote about the Year of Luigi.
 * Miyamoto
 * Tekuza