World Mushroom-Warp Cannon

is unlocked by completing World Mushroom-B. The level begins with Mario in front of the cannon on the world's overworld. Entering the cannon initiates a countdown, where he will be shot to a night world. Mario will continue dashing until the end of the level. A Crowber will first appear, followed by a Boomerang Bro.. A Red Ring can then be found. More Crowbers and Boomerang Bros. follow. After that, the level ends, unlocking World Flower-1.