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Soul-reaving aura
Type of feat: invocation
Prerequisite: warlock 2, charisma 12+
Specifics: This eldritch invocation surrounds the warlock with a persistent aura. Whenever a creature dies within the aura, the warlock gains temporary hit points equal to that creature's Hit Dice. Each creature can grant this benefit only once.
The warlock may have a maximum number of temporary hit points from this ability equal to 2 per warlock level. These temporary hit points last for up to 10 minutes after the most recent soul is reaved.
Use: automatic.