(Ἐφιάλτης; Ephiáltēs). Mythology Aloads.
[1] Son of Eurydemus of Malis
Son of Eurydemus of Malis, he is supposed to have shown Xerxes the path over the mountains at Thermopylae, in the hope of a large reward. This enabled the Persians to circumvent the Greek army under Leonidas and attack it from the rear. E. himself is said to have led the elite corps of Hydarnes along this path, and so contribu…