Roman Reigns was recently asked about The Bloodline's future in WWE, which formed nearly four years ago. While articulating the faction's success—one that he was instrumental in popularizing within the professional wrestling world and transcending it to the outside world —Reigns slipped a date up to which he could go.

The Bloodline has been a dominant stable and storytelling device this decade. Family drama helped to elevate the careers of Roman Reigns, The Usos, Solo Sikoa and others. It's also been integral to their rivals' careers.