Home Gaming Super Mario Bros. Wonder ROM Leak: A Glimpse Before Official Release

Super Mario Bros. Wonder ROM Leak: A Glimpse Before Official Release

In a surprising turn of events, the highly anticipated “Super Mario Bros. Wonder” ROM has leaked online, days ahead of its official release. This incident has sent ripples throughout the gaming community, with many fans expressing their concerns over potential spoilers.

Key Highlights:

  • The ROM for “Super Mario Bros. Wonder” appeared online before its official launch.
  • Some retailers reportedly began selling the game early, leading to the leak.
  • The game utilizes the ModuleSystem engine, also used in “The Legend of Zelda: Tears of the Kingdom” and “Splatoon 3”.
  • Other notable games, including “Zelda: Tears of the Kingdom”, experienced similar leaks this year.
  • “Super Mario Bros. Wonder” is set to officially release on October 20, 2023.

The Leak’s Origin:

Reports have emerged that certain retailers started selling “Super Mario Bros. Wonder” ahead of its official release date. This premature availability led to fans gaining early access, with some going to the extent of dumping the entire ROM online. Such actions have raised concerns among fans who wish to experience the game without any spoilers. While Mario sidescrollers are not particularly known for their intricate storylines, the anticipation surrounding this release has made even minor details significant for many.

Technical Insights:

Delving into the technical aspects of the game, it was discovered from the leaked ROM that “Super Mario Bros. Wonder” employs the ModuleSystem engine. This technology also powers other renowned titles like “The Legend of Zelda: Tears of the Kingdom” and “Splatoon 3”. The use of this engine hints at the potential capabilities and features that players can expect from the game.

A Year of Leaks:

2023 seems to be a year marked by significant leaks in the gaming world. Earlier in the year, “Zelda: Tears of the Kingdom” faced a similar situation with its ROM leaking a week before its scheduled launch. Additionally, the game’s collector’s edition art book surfaced online as early as February. Other games, such as “Fire Emblem Engage” and “Pikmin 4”, also had their share of leaks prior to their official releases.

Anticipation Builds for Official Release:

Despite the leak, anticipation for “Super Mario Bros. Wonder” remains high. The game is slated for an official release on the Nintendo Switch platform on October 20, 2023. Fans worldwide are eagerly awaiting the opportunity to delve into this new adventure and explore the wonders it promises.


The gaming community is abuzz with the unexpected leak of the “Super Mario Bros. Wonder” ROM. Originating from early sales by certain retailers, the leak has raised concerns over potential spoilers. The game, which utilizes the advanced ModuleSystem engine, is among several titles that faced leaks in 2023. Despite the setback, excitement remains undiminished as fans eagerly await the game’s official release on October 20, 2023.