@JeremyECrawford Wiz cast phantas. force on HillGiant saying "I want to make it think it is in total darkness" It was blinded until save.OK?
— Radim Havlíček (@Tavicz) August 24, 2015
As DM, I'd require the caster to describe an illusory visible phenomenon that douses the light. https://t.co/4o3EqmlVfn
— Jeremy Crawford (@JeremyECrawford) August 25, 2015