Potion of icedust

Potions of icedust were special concoctions designed as protection against fire magic.

Powers
When consumed, a potion of icedust generated a shower of ice shards that surrounded the imbiber in a mist of protective cold particles that cooled down and diffused any destructive magical flames, including spells like fireball.

History
In the, a wizard slaver allied with yuan-ti under the command of Haegan in Athkatla's River District slums carried a vial of potion of icedust. Another notable user was drow elf N'ashtar of Ust Natha in the perilous Underdark who carried a vial the same year.