World 4-Tower is the eighth course of World 4 in Puzzle & Dragons: Super Mario Bros. Edition. It is a tower level with enemies consisting of Bone Piranha Plants, Bony Beetles, Chain Chomps and a boss fight with Boom Boom. Clearing this course once unlocks Boo Mario and Boo Luigi as Leaders.
This level is straightforward, starting with two battles, a ? Block, three more battles, then the boss fight with Boom Boom at the end.
The player has all Orb types on the Orb field for this course.
For a map of this course, see here.
★World 4-Tower is a difficult version of World 4-Tower from ★World 4, with Heart Orbs unavailable on the Orb field. Clearing this course once unlocks Red Winged Yoshi as a Helper.