- Sold by Straid of Olaphis for 5,200 souls.
- Found in The Gutter on a platform near the jump to the Black Gulch entry.
Identically to its Dark Souls counterpart, casting Dark Fog releases a large cloud of thick, black fog. The cloud causes a rapid build-up of Poison to enemies caught in the cloud; however, whilst the total damage caused is similar to that of Poison, it takes less time to reach this damage threshold.
Like all other spells, the amount of casts per slot increases upon reaching certain Attunement milestones:
|Attunement Level||Amount of Casts|
- Prior to patch 1.06 it caused almost instant poison buildup on a target when used in conjunction with the Bat Staff.