 Aizen, in preparation to defect from the Soul Society, offered Baraggan greater power if he would ally with him.Though he refused the offer, Baraggan was forced to submit after Aizen easily killed many of his followers and bore a grudge against the Soul Reaper through his entire career as an Espada.As an Espada, Baraggan's representation of death is senescence, the death brought on by age.