A One-Round Living Greyhawk Onnwal Regional Adventure From the introduction: News seeps from the Storm Coast of forbidden secrets, a Suel priestess, and raids by the walking dead. The authorities at Sornhill are prepared to pay the piper. But who is really calling the tune? An Onnwal Regional scenario for [character levels] 2 - 12. Note: This adventure cannot be played by PCs holding the Favour of Rary cert.