If a death attack is attempted and fails (the victim makes her save) or if the assassin does not launch the attack within 3 rounds of completing the study, 3 new rounds of study are required before he can attempt another death attack.

'''{{Anchor|Poison Mastery}}:''' Crow Assassins are trained in the use of [[SRD:Poison|poison]] and never risk accidentally poisoning themselves when applying poison to a blade. Additionally a crow assassin may apply a poison to her weapon as a swift action, or both of her weapons if she possess the [[SRD:Two-Weapon Fighting (Feat)|Two-Weapon Fighting]] feat.

''{{Anchor|Evil Eye}} {{Ex}}:'' When in this stance, the crow assassin can attack or otherwise act normally when observing a creature for a death attack, even if the creature can detect her or recognize her as an enemy. If the crow assassin possesses [[Improved Death Attack-CE (3.5e Feat)|Improved Death Attack-CE]] she can deliver her death attack even if her attack would not be a sneak attack, however in order to do so she must study her target an additional round.

''{{Anchor|Presence of the Stalker}} {{Su}}:'' When the crow assassin enter this stance, she must designate a single creature within 120 ft. of her she can see. As long as she stay in this stance she gain the benefits of [[SRD:Find the Path|''find the path'']] to the designated creature. However the creature will feel an extreme sense of unease and the feeling it is being followed, which may alter it behavior and attitude.