I am the one true Obsidious, all others are just usurpers and lack a true obsidious nature.

~Seeing the darkness is not seeing in the dark...~

Obsidious; adjective. rare. E17.
[from Latin obsidium siege, from obsidere: see OBSESS, -IOUS.]
Besieging; besetting, siege like, besiege, unrelenting, attempt to overpower, an extensive period of misery.

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