In the 'Vikings' series, the quest for power and kingship is a central theme, with several characters vying for the throne throughout the narrative. Ivar the Boneless, one of Ragnar Lothbrok’s sons, is particularly ambitious and ruthless in his pursuit of power, believing in his destiny to rule. His complex personality and strategic mind often drive him to extreme measures to achieve his goals, making him a formidable force in the quest for kingship. Conversely, Bjorn Ironside represents a more honorable approach, seeking to lead through valor and legacy rather than manipulation. This rivalry between siblings and their contrasting methods of pursuing kingship creates a rich tapestry of conflict and intrigue, showcasing the intricate dynamics of power struggles within Viking society. The series compellingly illustrates how the desire for kingship shapes the destinies of its characters, leading to intense rivalries and alliances.