Stormblast (5e Spell)
From D&D Wiki
|Casting time:||1 minute|
|Range:||Self (1500-foot sphere)|
|Components:||S, V, M (a diamond worth at least 500,000Gp and a Sapphire worth at least 500,000Gp)|
You fall to your knees and black clouds start to gather and swirl above you, then your body starts to have little lightning bolts jumping across your skin, your eyes will have gone bright white, then as the clouds become a huge swirling mass of black (1500ft in diameter) above you, a huge pillar of lightning (15ft in diameter) strikes you with a torrent of energy then the lightning will arc out to all enemies within range they must succeed on a DC 30 constitution saving throw dealing 20d12 Lightning Damage on a failed save and half as much on a successful one.