Related Clues:

• Underworld leader?
• He "does not throw dice": Einstein
• The Creator
• Red Halloween costume
• Vulcan, e.g.
• Name invoked in many a curse
• YHWH
• 31-Across, e.g.
• Thor, e.g.
• Symbol of evil
• Memorable George Burns role
• "In ___ we trust"
• Thor, for one
• Dark force
• Shiva, e.g.