The castle boss is a very large goomba that can only be damaged with ground pound attacks
On the last level of world 2 use tiny Mario to fight the monster and you can get to world 4 with tiny Mario
Super Mario World
You have to be Mini-Mario (tiny blue mushroom) as you fight the boss in world 2 (for world 4) and world 5 (for world 7)
no
skills
no
no there is not
there is no world 9 in new super Mario bros. there is one in super Mario bros 3 though
World 9 does not exist in New Super Mario Bros. DS
Technically, Super Mario World is already Super Mario Bros. 4. In fact, its working title before being released was "Super Mario World: Super Mario Bros. 4."
No.
Yes