Brutal Uruk
The Blood of Gondor #121 (x3/x1)
(20) 3 4 1 5
Orc.   Uruk.   Mordor.  

Forced: After Brutal Uruk attacks and destroys a character, that character's controller turns all hidden cards in his play area faceup. Deal a shadow card to each enemy turned faceup by this effect and resolve their attacks as normal.