 However, she withdrew the intended privilege in apparent disgust when Tydeus gobbled down the brains of the hated enemy who had wounded him.According to some, Diomedes was four years old when his father was killed.At the funeral of their fathers, the sons of the seven fallen champions (Aegialeus, Alcmaeon, Amphilocus, Diomedes, Euryalus, Promachus, Sthenelus, and Thersander) met and vowed to vanquish Thebes in order to avenge their fathers.