Flashburst

Flashburst was a potent and dazzling spell, capable of disorienting and blinding its targets with a brilliant burst of light.

Effects
When cast, the spell emitted a dazzling flash of light, automatically dazzling creatures within. This burst of light caused temporary blindness in the affected creatures.

Components
This spell required somatic, verbal, and a material component. The material component was pinch of either phosphorus or sulfur.

Usage
The spell was developed by the Red Wizards of Thay where it was considered a common spell. Otherwise, it was very rarely used.