Lord Foul corrupted this race and turned them to his side and since then have fought for him. They fight in a wedge formation the leader at the front as the formation increases their power.
They have black-flesh that no light could gleam or glisten off and look like Waynhim grown tall and evil having a long torso, short limbs, pointed ears high on their heads, with gaping nostrils. They also have no eyes.
Role in the Covenant ChroniclesEdit
Lord Foul's BaneEdit
They attack the Wraiths of Andelain and ensure they will never dance again, it is then their kind meet Thomas Covenant for the first time when he attempts to fight them and protect the Wraiths from them. However he is unsuccessful and nearly dies before an Unfettered One intervenes and stops the Ur-Vile's. However they are successful in ensuring the Wraiths will never dance again.