Lurking Malice
The Mines of Moria #35 (x2)
Treachery
8

When Revealed: Discard each resource from each hero's resource pool. Add 1 to the total Threat in the staging area for each resource discarded this way. If no resources were discarded this way, Lurking Malice gains surge.

Shadow: Discard a resource from the resource pool of a hero you control.