What is mario and luigi partners in time?

"Mario & Luigi: Partners in Time" is a role-playing video game developed by AlphaDream and published by Nintendo for the Nintendo DS handheld console. It was released in 2005 in North America and Europe, and in 2006 in Japan.

The game is the third installment in the Mario & Luigi series, following "Mario & Luigi: Superstar Saga" and "Mario & Luigi: Partners in Time." In this game, Mario and Luigi team up with their younger selves, Baby Mario and Baby Luigi, to travel back in time and save the Mushroom Kingdom from an alien invasion.

The gameplay features turn-based battles, puzzles, and platforming elements. Players control both the adult and baby versions of Mario and Luigi, each with their own unique abilities and attacks. The game also introduces a time-traveling mechanic, where the characters can switch between the past and present to solve puzzles and progress through the story.

Overall, "Mario & Luigi: Partners in Time" received positive reviews from critics for its charming humor, engaging gameplay, and clever time-traveling mechanics. It is considered a worthy addition to the Mario & Luigi series and a must-play for fans of the franchise.