Sigil of Dark

Unknown, blank, open. Despite the common misunderstanding of what dark means, it's commonly used along with light. 

Effect

Shows obstacles in a person's life, physical or otherwise.

Side/Secondary Effects

Like with all Sigils constant overuse could result in death or turning into something foul as each use drains the user's own life force.

Manifestation

The engraved item of focus, an Anchor, illuminates as the targeted area reflects the Sigil. It's for a brief moment before the effects take place

Source

The source of power, like with all Sigils, are with a person's will, stamina, and soul

Discovery

It was through the Founding 8 that this Sigil was discovered.

Material Components

An Anchor: An item that the user has attuned to and engraved their chosen Sigil on.

Gestures & Ritual

The most basic of mastery requires chanting in order to activate the Sigil, however this is no longer a requirement the more advanced a user: 
 Succor, 
 Origin, 
 Degrade, 
Ethereal, 
 Dark! 

Effect Duration

Until broken by the user or until fatigue hits.

Effect Casting Time

Until chant ends, or, depending on the level of the user, instantaneous.

Range

Surface level consciousness, and barely touching the subconsciousness. Can effect the physical world and partial the metaphysical.

Applied Restriction

Energy of the user.
Can only be manifested through the use of an Anchor.
Attunement can be broken beyond repair.