It turns out Desiinger has been rapping for a while.
But the 19-year old from Brooklyn didn't always sound like he hailed from Atlanta.
Check out this video of a pre-fame Sidney Royel Selby III spitting.
What do you think? Do you like it more than his present style?
This could be from before his voice broke, so there's no going back.
But it's still a little suspicious that puberty would have turned him into a Future clone.