Uruk Deathbringers are an Uruk-Hai squad hero unit that was available for Isengard in the The Rise of the Witch-king expansion of BFME 2.
Battle for Middle-earth 2: RotWK Edit
They have a special ability called "Deathwish" which increases their damage, but they slowly gain damage as a result of their own ability.
Recruited from: Uruk Pit (lvl 3)
Command points taken: 75