Complex sentence: Being deemed the fittest is a title of great honor among clan members it signifies that the individual is closest to Apocalypse in terms of power, it also means that the individual leads Clan Akkaba in Apocalypse's absence/hibernation.
Split into simpler sentences: Being deemed the fittest is a title of great honor among clan members. It signifies that the individual is closest to Apocalypse in terms of power, it also means that the individual leads Clan Akkaba in Apocalypse's absence/hibernation.