World 3-1 is the first course of World 3 in Puzzle & Dragons: Super Mario Bros. Edition. It is a basic, desert level with enemies consisting of Koopa Troopas and Koopa Paratroopas.
This level starts with two battles, a ? Block, two more battles, then a boss fight at the end with two Yellow Koopa Paratroopas. The player has all Orb types on the Orb field.
For a map of this course, see here.
★World 3-1 is a difficult version of World 3-1 from ★World 3 with Water Orbs disabled from the Orb field. There are no other changes.