Wand of Frost

Wands of Frost are charged with magical energy that will create crystalline motes that spray forth from the wand in a column towards the target. It can be bought from Sorcerous Sundries in Baldur's Gate or be found across the Sword Coast.

In-game description
"White crystalline motes spray forth from the wand in a column towards the victim striking square in the chest with numbing force. The temperature inside the column is deadly, and damage is 8D6(treated all 1s rolled as 2s) with a save vs. wands for half."