The Year of Luigi

 The Year of Luigi is a special event held in 2013 in commemoration to 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
 * Mario and Luigi: Dream Team

Downloadable content

 * New Super Luigi U (for New Super Mario Bros. U)

Other

 * A Luigi-themed Nintendo 3DS XL with the digital version of Mario and Luigi: Dream Team pre-installed on the SD card. (Japan only)
 * 3 Miiverse communities open only during the event:
 * General type community for Year of Luigi
 * One for Luigi's Mansion: Dark Moon
 * A Developer's Room dedicated to the Year of Luigi