Luigi in Super Mario RPG. The guide covers whether or not Luigi appears in Mario RPG, as well as trivia and hidden elements related to Luigi.
Table of Contents
Does Luigi Appear?
He Does Not Appear in the Main Story
Mario's brother, Luigi, does not make an official appearance in the main story. However, there are various pieces of trivia and hidden elements related to Luigi scattered throughout the game, which this article will introduce.
Luigi-Related Trivia/Hidden Elements
Ending Staff Roll

During the 2D pixel art section of the ending credits that play after clearing the main story, Luigi appears. He participates in the parade along with the other characters.
The Mysterious Person Behind a House in Mushroom Kingdom

There is a mysterious person in an unseen location behind a house in Mushroom Kingdom who gives you adventure advice. Although you can't see them, it's speculated to be Luigi based on their manner of speaking.
Luigi's Wish on Star Hill

If you examine the fallen stars on Star Hill, you can see people's wishes. Among them is a wish that is thought to be Luigi's: 'I want to be a great plumber like my brother Mario'.
Using 'What're You Thinking? 'on a Goombette

If you use 'What're You Thinking?' on the monster 'Goombette' that appears on Star Hill, you can see the line, 'Hey, where's the green guy?'.
Statue in Nimbus Land

In Nimbus Land, when Garro presents Mario as a statue, the title is 'Looking for my brother, Luigi'.
Pre-Remake Instruction Manual
In the pre-remake Super Mario RPG, Luigi appears in the instruction manual and comments, 'I'm not in the game, but I'll be cheering for you from the shadows!'
View Original Manual on Nintendo's Official Site
The original instruction manual can be viewed on the official Nintendo website's page for the Super Famicom Mini Super Mario RPG.