The Tyrell loved ones is this as a whole, whilst their villainy is much more ruthlessness than malice. When his brother King Robert dies, he plots to seize power even just before Robert is chilly and then marries into the powerful Tyrell family to usurp the crown, before he hears the truth of the matter of Joffrey's illegitimacy. Blood then discredits her so thoroughly even she thinks she was completely wrong.