Successfully complete the first six galaxies to unlock Extras 1 through 5.Extreme 1 through 5
Successfully complete Extras 1 through 5 to unlock Extreme 1 through 5.Merciless 1 through 5
Successfully complete Extreme 1 through 5 to unlock Merciless 1 through 5.Final Galaxy
Successfully complete the previous nine galaxies in yellow to unlock the Final Galaxy.Ending credits
Successfully complete the first six galaxies to view the ending credits.Second ending credits
Successfully complete Extreme 1 through 5 to view the second ending credits.Third ending credits
Successfully complete all galaxies to view the third ending credits.