Ibrahim Iskandar, the eccentric billionaire turned Malaysia's new king who does not want to be a puppet. Sultan of Johor has a personal fortune that exceeds 750 million euros and family assets that exceed 5.3 billion.

Among his whims is a collection of 300 high-end cars, a cave inspired by 'The Flintstones' in his palace and 60,000 Marvel comics. Malaysia, the only country where kings rotate every five years, has a new head of state since last week.