Mario & Luigi: Paper Jam, known in Europe and Australia as Mario & Luigi: Paper Jam Bros. and in Japan as Mario & Luigi RPG Paper Mario MIX (Japanese: マリオ&ルイージRPG ペーパーマリオMIX Hepburn: Mario & ruīji RPG pēpāmario MIX), is a role-playing video game developed by AlphaDream and published by Nintendo for the Nintendo 3DS. The game is the fifth title in the Mario & Luigi series (and a Paper Mario spin-off game title), crossing over with elements and style of characters from the Paper Mario series. It was released internationally in December 2015, and in North America the following month (January 2016).