Black Uruks
Escape from Khazad-dûm #42 (x2)
(30) 3 3 2 5
Orc.   Uruk.  

While Black Uruks is attacking, it gets +1 Attack for each shadow card dealt for this attack.

Shadow: The opposing team searches the top 5 cards of the encounter deck for a card and deals it to attacking enemy as a shadow card.