Horror's Hand

The Left Hand of Horror is the dismembered hand of Horror the Ancient that allows the users to make anyone's worst nightmares become a reality.


  • After Twilight, Grim, Billy, Mandy, Irwin and rest of the Rainbooms have gotten the Horror's Hand under control and sealed it to Grim's trunk in ​Twilight, Billy and Mandy's Big Boogey Adventure, ​Twilight and Grim are using its dark powers for good.
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