Orcish Howls
The Mountain of Fire #23 (x3)
Treachery

When Revealed: Deal 1 damage to each enemy in the staging area. Until the end of the phase, each enemy gets +1 Threat for each damage on it. If there are no enemies in the staging area, Orcish Howls gains surge.

Shadow: If you are engaged with another enemy, resolve this attack against that enemy.