Foul Vapour
First Age #104 (x2)
Treachery

When Revealed: Each character in play gets -XAttack and -XDefense until the end of the round. X is the number of enemies with the Werewolf trait engaged with the controlling player. If there are no engaged enemies with the Werewolf trait, Foul Vapour gains surge.

Shadow: The defending character gets -1Defense until the end of the phase.