Supposedly Nargl'frob came up with this spell way back in antiquity when he saw a bolt of lightning strike a charred tree stump. It uses poly-elemental magic to summon and direct a bolt of lightning at a target.

The power of lightning has waned over the years, however it remains a potent force. As mentioned below, with good methods significantly in excess of the minimum requirements, a wizard may expect to achieve an average damage of around four times their offensive. The damage reports that a wizard receives when casting the spell correspond to absolute values of hit points. Estimated ranges for this feedback are:

On Jan 16th 2014 damage feedback was changed from exact ranges to percentage of hit points. These will be updated when more information is available.

PREVIOUS FEEDBACK MESSAGES:
The bolt misses more or less, 0-37 hps
The bolt causes their hair to stand on end, 37-225 hps
The bolt sizzles around them, 225-600 hps
The target is surrounded in hazy blue light and you smell burning flesh, 600-900 hps
Blue light streams from every part of their body, 900-1275 hps
The bolt smashes into them. Greasy smoke curls away from their feet, 1275-1650 hps
The bolt burns a hole straight through them. You can see right through, 1650+ hps

 

DON'T HOLD ANYTHING METAL WHEN CASTING IT.