World 6-Tower (New Super Mario Bros. Wii)

This is the first castle of world 6 and is owned by Morton Koopa Jr. This Fortress contains two giant Spiked Pillars on the floor and ceiling of the Fortress, they both collied in the middle of the Fort. There are also some pipe cannons and moving platforms that the player will have to use to advance.

The player faces Morton Koopa Jr. at the very top. During the fight, the player needs to be aware of two spiked pillars that'll strike the sides of the arena.