Game of Thrones: Knight of Glory

Thousand-year-old families can be seen everywhere on this continent. Ancient inheritance not only brings honor, but also directly leads to the rigidity of the system. Bloodline is the cornerstone of ascending to high positions.
How can a descendant of a hunter ascend to a high position of power and be qualified to participate in this feast game? Is it the golden finger that has been castrated beyond recognition, or the limited knowledge of the future, or the intangible and invisible things? luck?