Sanctum Of Sanity
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Joker's Batcave: A Hilariously Twisted Hideout Called 'Sanctum of Sanity'
Discover the perfect name and location of Joker's own Batcave, a hilarious contrast to Batman's tech-filled lair. Learn about the backstory of the 'Sanctum of Sanity' and how Harley Quinn helped create it in this fun DC Comics fact.