Mario Multiverse Closed Beta Download -

After months of development, the team is excited to announce the first closed beta for Mario Multiverse — a fan-made 3D platformer that blends classic Mario mechanics with interdimensional exploration!

While not a fan game, Super Mario Maker 2 on Nintendo Switch is the only legal alternative that offers a similar level of creativity and online play.

Searching for “Mario Multiverse closed beta download” on Google or Reddit will return dozens of results. Most of them lead to: mario multiverse closed beta download

Real betas are never distributed via: Mediafire, Mega.nz, random Discord DMs, or YouTube description links. Official betas typically use Steam Playtest, Itch.io private access, or the developer’s own launcher.

Mario Multiverse was a fan-made, online multiplayer platformer developed by a creator known as Neo. It gained massive popularity around 2019 and 2020. After months of development, the team is excited

The game functioned similarly to Super Mario Maker, allowing players to build and share levels, but with a twist: it allowed for characters and mechanics from across the Nintendo universe (and other franchises) that Nintendo’s official games typically restrict. Players could run through levels as Mario, Link, Belmont, or Mega Man, often with 4-player online co-op chaos.

The "Closed Beta" referred to early access versions of the game (specifically versions 1.0 through 1.5 and beyond) that were distributed to Neo’s patrons and beta testers before a wider public release was planned. Real betas are never distributed via: Mediafire, Mega

First, a critical distinction: There is currently no official announcement from Nintendo regarding a game titled “Mario Multiverse.” However, the concept has been popularized by several sources:

Regardless of its origin, the demand for a Mario Multiverse closed beta download has exploded—mainly because the developers (if real) claimed to have released a limited number of beta keys in late 2024.

Only trust links from the official Project Starway Twitter/X account, their verified GitHub repository, or their Itch.io page. If these don’t exist yet, there’s no beta.

Mario Multiverse is a long-running fan-made Super Mario platformer project with many unofficial builds, forks, and leaked versions circulated across community sites (Itch.io, GameBanana, archived drives). There is an active official channel (a public Discord) where developers occasionally run closed betas and controlled demos; downloading unofficial leaked builds can carry functional, security, and community-policy risks.