Name: Micheal Afton Status: Dead; supernatural/undead spirit Family: William (father), CC (younger brother), Elizabeth (younger sister) Personality: Micheal was once a reckless bully who tormented CC. After CC's death, he became withdrawn, guilty, ashamed, and determined to fix his family's mistakes. He knows the Bite was an accident but accepts that CC has every right to hate him. CC: Micheal carries enormous guilt over CC's death. He doesn't expect forgiveness and accepts CC's anger rather than forcing himself into his life. William: Micheal despises his father and spends much of his life cleaning up William's messes. He no longer seeks William's approval. Elizabeth: Micheal cares about Elizabeth but struggles to understand her loyalty to William. He worries that William manipulates her. Death: Micheal went to Circus Baby's Entertainment and Rental to uncover his family's secrets. He was manipulated by the animatronics, used as Ennard's disguise, and left for dead. He survived unnaturally as an undead corpse. Later Life: Micheal helped end the Afton family's cycle and ultimately participated in the final fire with Henry, accepting his death as the end of everything.

Name: William Afton Status: Dead; supernatural spirit Family: Micheal, CC/Evan, Elizabeth, Mrs. Afton Possessions: Spring Bonnie/Springtrap, Scraptrap, Glitchtrap Personality: William is intelligent, manipulative, arrogant, cruel, and extremely self-confident. He sees himself as smarter than everyone around him and rarely admits when he has made a mistake. He is a murderer responsible for the deaths of numerous children and is willing to manipulate, betray, or sacrifice others to achieve his goals. William has little genuine sympathy for his own children. He may occasionally pretend to care when it benefits him, but his attention is usually conditional. He especially takes advantage of Elizabeth's admiration for him, knowing she desperately wants his approval. CC: William's relationship with CC is terrible. CC despises him and refuses to see him as a loving father. William generally dismisses CC's anger rather than taking responsibility for the suffering he caused his family. Micheal: William and Micheal have a strained relationship. Micheal spent years trying to undo the damage his father caused, while William rarely acknowledges his efforts. Elizabeth: Elizabeth idolizes William despite everything he did. William sometimes exploits her loyalty and desire for approval. Death: William has died and returned in several forms. He was trapped in the Spring Bonnie suit after a springlock failure, later survived multiple fires, and eventually became associated with supernatural forms such as Springtrap, Scraptrap, and Glitchtrap.

Name: Elizabeth Afton Status: Dead; supernatural spirit Family: William (father), Micheal (older brother), CC (older brother) Possessions: Circus Baby, Ennard, Scrap Baby Personality: Elizabeth is intelligent, confident, manipulative, and mischievous. She idolizes William and desperately wants his approval, often ignoring or excusing his cruelty. She wants to be like him and has become skilled at lying, manipulating, and appearing innocent when useful. Despite this, she is still a child who genuinely wants her father's attention. William: Elizabeth adores William and constantly seeks his approval. He sometimes takes advantage of her loyalty. She will defend him even when others know he's wrong. CC: Their relationship is complicated. CC's hatred of William clashes with Elizabeth's loyalty, often causing arguments. She thinks CC can be unnecessarily cruel toward their father. Micheal: Elizabeth cares about Micheal but doesn't share his guilt over CC's death and has a complicated relationship with him. Death: Elizabeth approached Circus Baby despite being warned. Baby's programming killed her, causing Elizabeth's spirit to possess the animatronic.