Net worth: $$3.5 billion
Collections: 1.5 million rare vinyl records, 2,000 vintage cars, 5,000+ antique door knobs
Quirks: Has a separate wing of the mansion dedicated to storing his extensive collection of 8-bit Nintendo games
Learn more about Baron Von Hoardenstein's hobby hoarding habits
Net worth: $1.2 billion
Collections: 100,000+ rare coins, 10,000+ limited edition action figures
Quirks: Has a special room in her mansion that's entirely filled with cat towers
Net worth: $500 million
Collections: 20,000+ vintage scientific calculators, 10,000+ antique microscopes
Quirks: Has a secret underground laboratory where he conducts bizarre experiments with his collections
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