During the Shooting phase, choose an unengaged enemy unit within Kholek's line of sight and roll a dice. On a roll of a 2-6 a bolt of lightning hits the unit, inflicting D6 S6 hits. On the roll of a 1, the lightning hits Kholek (see Storm Rage).
Source: Warhammer Fantasy: 7th Edition
During the Shooting phase, choose an unengaged enemy unit within Kholek's line of sight and roll a dice. On a roll of a 2-6 a bolt of lightning hits the unit, inflicting D6 S6 hits. On the roll of a 1, the lightning hits Kholek (see Storm Rage).