Related Clues:

• Out of sync
• Twisted to one side
• Shiver-inducing
• Uncanny, and a bit spooky
• Quite strange
• Unpaired
• Life-threatening
• Like ''The X-Files''
• Missing a few marbles
• Out of tune
• Uncannily spooky
• Unsettlingly strange
• Kind of duck
• Like ''The Shining,'' e.g.
• Against the rules