World 6 (Super Mario World 2: Yoshi's Island)

World 6, also known as the Koopa Kingdom, is the sixth and final world of the game Super Mario World 2: Yoshi's Island and its remake Yoshi's Island: Super Mario Advance 3, resembling the landscape and environment of Yoshi's Island. The world contains eight normal levels and one (or two) secret levels. Its mini-boss is Tap-Tap the Red Nose; the main and final boss is Baby Bowser. This world includes many dangerous obstacles, including lava and spikes, the world's theme is a barren landscape in sunset/starry night sky.

List of Levels

 * 1) Scary Skeleton Goonies!
 * 2) The Cave of the Bandits
 * 3) Beware the Spinning Logs
 * 4) Tap-Tap the Red Nose's Fort
 * 5) The Very Loooooong Cave
 * 6) The Deep, Underground Maze
 * 7) KEEP MOVING!!!!
 * 8) King Bowser's Castle
 * 9) Endless World of Yoshis (AKA Crazy Maze Days)
 * 10) Castles - Masterpiece Set (AKA Ultimate Castle Challenge)