Mario & Luigi: Brothership Codex Upd Jun 2026

This analysis is speculative. No official game by this title has been announced by Nintendo as of May 2025.

During the "More Than One Code" side quest on , you’ll meet a boy hiding in the northwest doorway. He mentions a secondary vault code that holds a secret treasure. By speaking to the NPCs in the lobby, you can piece together the clues: The Code: 3479 mario & luigi: brothership codex

The return of the beloved RPG series in Mario & Luigi: Brothership brings more than just flashy Bros. Attacks; it introduces clever environmental puzzles and side quests that require a sharp mind to solve. Among these are several "codex" or passcode-style challenges found throughout the fractured continent of Concordia. This analysis is speculative

secret codes to progress through side quests or unlock specific areas. While there is no single item officially named the "Codex," the following codes are essential for completing key tasks in the game: "More Than One Code" Side Quest In this side quest, players must gather intel from tables to deduce a four-digit code based on specific clues: Clue 1 He mentions a secondary vault code that holds