This Outer God is the progenitor of several other cosmic entities, including Yog-Sothoth and several others. It is older than everything except Azathoth (its creator) and The Unnamed Darkness (its sibling).
Powers and Stats
Tier: Unknown, Likely High 1-A
Name: Unknown, Possibly Nyog'Sothep, Referred as The Nameless Mist
Origin: Cthulhu Mythos
Age: Existed before the concept of time, and created it.
Classification: Outer God
Powers and Abilities: Superhuman Physical Characteristics, Omnipresence, Reality Warping, Acausality, Spatial Manipulation, Time Manipulation, Immortality (Type 5 and 10), Non-Corporeal, Regeneration (High-Godly), Conceptual Manipulation (Created every concept)
Lifting Strength: Unknown, Likely Irrelevant
Striking Strength: Unknown, Likely High Outerversal
Range: High Outerversal (Created Yog-Sothoth)
Standard Equipment: Unknown
Intelligence: Unknown (Can be anywhere from omniscient to non-sentient)
Note: The Mist has almost no information known about Him/Her/It, save the fact it is considered an Outer God of the pantheon, and it somehow formed Yog-Sothoth.