 Oy is often referred as the smartest bumbler that characters have seen since the world had moved on.Oy provides a much-needed shelter from the harsh nature of the quest for Jake, often playing with him or providing moments of lightheartedness to the ka-tet.His deep loyalty to his friend saves Jake's life several times, and he remains part of Roland's ka-tet even after the boy dies, as a final request from Jake.