Description
Increases the damage done by your Lightning Bolt, Chain Lightning, and Earth Shock spells by 1/2/3/4/5%.
Position confidence
row: Confirmed (talentsforever.com JSON + foreverchanges.pro tier listing); column & arrow: Reported (explicit only in talentsforever.com data/shaman.json)
Change notes
Classic covered all Shock spells; now Earth Shock only. Only some ranks were read from footage; other ranks follow talentsforever's linear scaling (scaleIdx).