When you get to the Giant Thwomp, let it smash the blocks before you retrieve the second Star Coin. Avoid the Thwomps by waiting to move until they've already attempted to squash you and are returning upwards. Jump across the next group of cogs and activate the midway flag. Jump back on to the upper cog, and ride it reach the first bonus room. Continue, hitting the ? Block to release a Super Mushroom or Ice Flower. Jump into the next set of cogs, staying in the indentation to avoid being crushed. Drop down onto the cog, then jump into the Star Coin, landing on the platform with a Dry Bones. Then jump onto a high platform and collect the coins on it. Cross another cog, then jump on one of the spokes on the next cog and ride it up. New Super Mario Bros.Jump across the cog, then hit the ? Block for a Super Mushroom or Ice Flower.The Enemy Course in this world is Lava Bubbles between 8-3 and World 8- Tower on the bridge. The final level features the two-part final battle with Bowser, who is not once seen in the game up until that point. This world also features the third and final fight with Bowser Jr., once again on an airship. The fortress here leads to a fight with Magikoopa, who previously in the game is only seen enhancing the Koopalings when the heroes reach them in castles.

The background music that plays in this world was rearranged in Puzzle & Dragons: Super Mario Bros. The world has a total of ten levels and is the only World to not feature a Koopaling as a boss, to have the airship level be before the castle and to have different castle and tower bosses. This world is volcano-themed, with many of the levels featuring lava-themed enemies such as Lava Bubbles. World 8 (also known as Bowser's World ) is the final main world in New Super Mario Bros.

Super mario bros wii world 1 boss