Where to Get Whispering Keys Whispering Keys are extremely easy to acquire and cost very little. You can purchase them from any Purveyor of Diablo 4 Items Curiosities in Diablo 4. Key details: Cost: 10 Murmuring Obols per keyVendor: Purveyor of CuriositiesAvailability: Unlimited stock Every major hub city has a Purveyor of Curiosities, including: KyovashadZarbinzetKed BarduGea Kul Murmuring...