How the composers of Rain World created an alien soundscape using old cans and pipes

Five years ago, James Therrien was browsing an indie gaming forum when he stumbled across an in-development title that he couldn’t stop thinking about. Called Rain World, the game starred a cute little creature called a slugcat, who is forced to survive a harsh, industrial alien landscape teeming with vicious predators. “I loved the visuals so much, that I soon as I saw it I had this complete audio picture in my head of what it should sound like,” he explains. “It was so