(Emergence) Nightmare Ruler Cthulhu

Lore
Dimensional ripples corrected the stars' positions, undoing Cthulhu's seal. Divine or mortal, all that can dream are at its mercy. This has led some to theorize this very world is nothing more than its own nightmare...

Acquisition
See Nightmare Ruler Cthulhu

Name origin
Cthulhu is a fictional cosmic entity created by writer H. P. Lovecraft.