Lets watch some videos for New Super Mario Bros NDS

Twenty years after Nintendo’s biggest franchise was born, the Mario Bros.
return dazzling, all-new platformer sure to set players’ fingers twitching. Fans
from classic days will see their dreams answered in this return to the Mushroom
Kingdom, while a new generation of Mario™ players will learn what true
platformingmeans.

• Jump, bounce and power-up through visually stunning side-scrolling worlds
  with Mushroom Kingdom madness. Mushrooms make Mario ultra-tiny huge, and new
  items like the Blue Shell (which transforms Mario into a shell that wipes out
  enemies) will keep players on their toes.


• The worlds are swarming with classic enemies like Goombas and Koopas,
  watch out for new foes, big bosses and unbelievable challenges.


• As Mario and Luigi, two players can battle for stars on specially designed
  over local wireless. The game won’t end until one bro. reigns supreme.