Deals lightning damage with a potency of 30 to target and all enemies nearby it. Additional Effect:Lightningdamage over time
Potency: 30
Duration: 12s
Additional Effect: 3% chance after each tick that the next Thunder spell of any grade will add its full damage over time amount to its initial damage, have no cast time, and cost no MP.
Thundercloud (Trait): Grants a 10% chance that after each damage over time tick inflicted by Thunder or Thunder III (3% for Thunder II or Thunder IV), the next Thunder spell you cast will add its full damage over time amount to its initial damage, have no cast time, and cost no MP.