Deals lightning damage with a potency of 50 to target and all enemies nearby it. Additional Effect: Lightning damage over time Potency: 15 Duration: 18s 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 Duration: 40s
Only one Thunder spell-induced damage over time effect per caster can be inflicted upon a single target.
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.