Metroid: Samus Returns is an action-adventure game developed by MercurySteam and Nintendo for the 3DS, released in 2017. It's a reimagining of the 1991 Game Boy game 'Metroid II: Return of Samus'. Players control bounty hunter Samus Aran as she navigates the dangerous planet SR388 to exterminate the parasitic Metroids. The game combines side-scrolling gameplay with modern updates, including new abilities and 3D graphics.