Acid Plate

"Enchanted plate mail scorched by acid."Acid Plate is one of the few items that grants resistance against acid damage. Combined with the Helmet of Venom, you can achieve acid immunity. The Acid Plate, when worn, creates a cloud of poison around the you and will afflict any enemies that come within the vicinity.

Poison Cloud
Poison Cloud becomes active as soon as you don the armor and will follow you around at your feet. Requiring Spell Casting affliction level 20, Poison Cloud will apply a poison DOT to enemies around you and will do damage equivalent to 1/3rd of your Spell Casting affliction level.

Locations

 * Islesofdread1 from the Dread Zombie chest
 * Aleyesu boss chest