Description
Gives you a 20/40/60/80/100% chance to gain a 100% bonus to your Spirit for 15 sec after killing a non-trivial target. For the duration, your Mana will regenerate at a 50% of normal rate while casting.
Position confidence
row: Confirmed (talentsforever.com JSON + foreverchanges.pro tier listing); column & arrow: Reported (explicit only in talentsforever.com data/priest.json)
Change notes
Column 2 -> 3. Vampiric Embrace can now also trigger it. Only some ranks were read from footage; other ranks follow talentsforever's linear scaling (scaleIdx).