The "oof" sound effect wasn't made by anyone at Roblox; it was actually made by a man named Tommy Tallarico. Tommy has worked in the video games industry as composer - meaning he made the music ...

The effect combines real-world practical shots with a little bit of movie magic. The effects artists used 24 dump tanks at Paramount Pictures' studio lot to film roughly 360 gallons of water ...

In 2020 an agreement was reached between Tommy and Roblox, which meant that anyone making a Roblox experience would have to pay $1 (around 83p or 100 Robux) to be able to use the sound in their game.