The Sound Off badge in Super Mario Bros. Wonder replaces all sound effects with a cappella recordings of those sound effects, making the game sound like an art school’s campus cafeteria.

Even now, 29 years later, Super Mario 64 apparently still has plenty of secrets left to uncover. That includes a hidden sound effect that only partially plays in the normal course of the game ...

A looped sound effect in Super Mario 64's Dire, Dire Docks doesn't play in full until you've left the game running for 14 months.

Why wait for the next Mario game to come out when you can have a piece of the little guy now? The Super Mario Bros. Sound FX Keychain is preloaded with six sounds that include Big, Coin, 1Up, Jump, ...

That idea is used throughout the movie once Mario and Luigi leave Brooklyn behind, but even in Brooklyn musical cues and sound effects from the games are used.

Super Mario Bros. Wonder looks like a traditional 2D side-scrolling platformer with a few important twists, one of which is a new Wonder Flower that fills the world with trippy effects.

Badges are accessories you can equip in Super Mario Bros. Wonder to grant your party perks, like the ability to bounce off walls, survive falls — or turn all sound effects a cappella. What ...

Nintendo offered some new insight into Super Mario Bros. Wonder’s creation at GDC, revealing wacky Wonder Effects that didn’t make it into the final game.

If Super Mario Wonder players equip the Sound Off Badge, they will start to hear different sound effects when playing through the game's many different courses.

There are a lot of badges you can find and use in Super Mario Bros. Wonder, but getting the very last one may take quite a bit more effort than the others.