After reclaiming the undisputed heavyweight title in 1996, Mike Tyson walked into Beverly Hills Sports Car and drove away in a brand-new Ferrari F50. One of just 349 examples of Ferrari's 50th-anniversary supercar ever built, it was rare, even then, and now it’s being offered by RM Sotheby’s from a private estate with a pair of Everlast gloves autographed by its most famous owner. Well, it’s a lot easier to sell than a tiger…RELATED: The Stable: Tom Hawley's Car Collection Is As Pure As They ComeBy the early 1990s, Ferrari knew that following the Ferrari F40 – the 40th-anniversary supercar that had defined the previous decade – would require something even more extraordinary for the marque's golden jubilee.