Goblin Sneak
The Mines of Moria #48 (x2)
Enemy
13
(22) 2 3 1 3
Orc.   Goblin.  

When Revealed: The opposing team searches the top 5 cards of the encounter deck for a Goblin enemy with cost 1 or less and adds it to the staging area.

Shadow: Attacking enemy gets +1 Attack