Your next 1 X Bolt:Lighting Bolts;, X Lightning:Chain Lightnings;, or X Burst:Lava Bursts; will deal 25% increased damage and cause your next Earthquake, Earth Shock, or Elemental Blast to cost -100% less Maelstrom.
When Stormkeeper or Ascendance fade, your next 2 Lightning Bolts, Chain Lightnings, or Lava Bursts deal 25% increased damage and cause your next Earthquake, Earth Shock, or Elemental Blast to cost 100% less Maelstrom.