But there's a similar legacy battle going on inside LVMH, the French luxury house run by Bernard Arnault.
The children of the world's richest man are vying for influence within LVMH in a "Darwinian" fight.
Showrunner Jesse Armstrong says his fictional Roy family is inspired by several famous dynasties, such as the Hearsts — the family behind Hearst Communications — and the Redstones — the controlling influence behind Paramount Global.
There's still plenty of rivalry between the progeny of Bernard Arnault, CEO of luxury goods behemoth LVMH and world's richest person.
The Roy family of "Succession."