Take a look below to see all the Luigi references in World 4! If you see any we missed, leave a comment below and let us know where!

World 4 Overworld Map

When you enter the pipe that changes the camera angle to show you the entire world, an 8-bit Luigi can be seen behind the rock closest to the water.

~ Senshi

World 4-1: Ant Trooper Hill

Meet up with the Sprixie holding binoculars to the right of the Checkpoint Flag. An 8-bit Luigi can be seen peeking behind from behind the rock you are standing on.

~ RLWilliams3d

World 4-2: Piranha Creeper Creek

A tiny Luigi can be seen in the bottom right corner of the Course Cleared screen.

~ Fadri

World 4-A: Brolder Blockade

???

World 4-3: Beep Block Skyway

Giant 8-bit Luigis can be seen on the wall behind the flagpole.

~ Braystar

World 4-4: Big Bounce Byway

At the end of the level, there is a warp box on a cloud platform. Ground-pound that cloud platform to reveal the 8-bit Luigi.

~ Fadri and Yoshiman222

World 4-Mystery House: Mystery House Mad Dash

???

World 4-B: Fire Bros. Hideout #1

???

World 4-5: Spike’s Lost City

In the area just before the first swinging platform, a tiny 8-bit Luigi can be seen peeking out on the right side of some leaves on the wall.

~ BowserJrfan

World 4-Castle: Lava Rock Lair

In your Cat Suit, head over to the bridge you must lower to get to the first Green Star.  Don’t lower the bridge. Instead, climb up the bridge to find the 8-bit Luigi on top.

~ Fadri