Unlockable: Luigi Get 30 stars to unlock Luigi to play at certain levels. You can talk to Luigi at the beginning of a level in this test. Beat the level and you'll unlock a test of time "ghost." If you win the game, a door will open forehead spaceship Mario, just below the main platform. Enter the door to turn to Luigi and play any level as the bumbling brother. Unlockable: Staff Ghosts Be... more.

Super Mario Galaxy 2​ is a platforming video game developed by Nintendo for the Wii. Was first announced at E3 2009 and is a sequel to Super Mario Galaxy. He was released in North America on May 23, 2010, in Japan on May 27, 2010, in Europe on June 11, 2010, and in Australia on July 1, 2010. The levels of the game galaxies filled with small planets and worlds. While gameplay is based on that of ... more.