Mario & Luigi RPG: The Darkness Rises is a fictional Mario & Luigi game. It is created by Gubump. It is for the DS, like most other Mario & Luigi games. It features new environments & new bro. Items, and new characters. In this game, you only play as Mario and Luigi. However, you use more than just the A & B buttons for their attacks. The overall story is Mario and Luigi trying to stop darkness from suffocating the world.