Seymour Guado is a major antagonist in Final Fantasy X. As a Maester in the temple of Yevon, Seymour has influence over Spira but uses his power towards a sinister end. At a young age, Seymour loses his mother who sacrifices herself for him and becomes his final Aeon. So that her son Seymour is accepted in society, after that, Seymour is accepted but becomes cold after. When Seymour has grown into an adult he kills his father. At some point Seymour kidnaps Aeris to try to force her to marry him.