Raise the Alarm!
The City of Corsairs Nightmare #9 (x2)
Verrat

When Revealed: Discard cards from the top of the encounter deck until a Raider enemy is discarded. Add that enemy to the staging area and place 3 resources on it.

Shadow: If attacking enemy is a Raider after this attack ends, add 1 resource to attacking enemy for each damage dealt by this attack.