Yes - you need to have defeated the castle course bosses in worlds 2 and 5 respectively with MINI MARIO (this is important).
World 9 does not exist in New Super Mario Bros. DS
There's no World 9 on New Super Mario Bros. for DS. In New Super Mario Bros. Wii, World 9 is unlocked after you rescue Princess Peach.
yes there is
There is not world 16.
No, there is no Super Mario 64 DS for the Wii. Super Mario Bros. 64 DS, as the name implies, is a remake of Super Mario 64 for the Nintendo DS.
There is no Super Mario Sunshine for the DS
there will probably be a super Mario galaxy ds.
how do you get waluigi in super mario ds
get to the cannon lvl
No.
No.
To travel to world 6 in the game New super Mario brothers DS, you simply have to win world 5 and will be transferred to world 6.