Must be played (as well as other "as the action is announced" action modifiers) before action modifiers that are not explicitly played "as the action is announced" (e.g., Conditioning).
102300
Paths in Two Worlds
Only usable as an action to recruit or employ a wraith or zombie is announced.
+1 stealth, even if stealth is not yet needed.
As above, and if the action is successful, this vampire can burn 1 blood to unlock after action resolution.
Rulings
Replace the action card (if any) before playing it.