Taken Prisoner
The Dungeons of Cirith Gurat #129 (x2/x1)
Treachery

When Revealed: The first player attaches an ally he controls to an unattached enemy or location in the staging area. If he cannot, Taken Prisoner gains doomed 2.

Shadow: Attacking enemy gets +1 If this attack destroys an ally, reveal the top card of the encounter deck.