The early years :
Ryker was one of the sons of Governor Rhombus and the brother of the Queenstrial participant, Rohr. According to Ada Wallace, Governor Rhombus and his sons hunted beasts (more commonly bears) and put them into pits in their estate. Ryker participated in fighting and breaking the bears' necks, as a part of his training.
At the Bowl of BonesEdit
For Cal and Mare's execution at the Bowl, Ryker becomes one of their executioners, along with Ptolemus and Evangeline Samos, Lord Osanos, and Tralian Haven. When Mare gets her lightning back after killing Rane Arven, she electrocutes Ryker which kills him at once.