1 hour/mana
As an action, you have resistance to concussion and lightning damage for the duration.
Augment
You can target one additional willing creature that you can touch or see within 10 meters for each additional mana expended. The creatures must be within 5 meters of each other when you target them.
Immunity. You can expend 2 additional mana so the creature is immune to concussion and lightning damage.
Dampen the Storm
As a reaction, which you use when you take concussion and lightning damage, you gain resistance to concussion and lightning damage until the start of your next turn.
Augment
You can expend 1 additional mana to trigger the spell when a creature that you can touch or see within 10 meters takes concussion and lightning damage. The creature gains the resistance instead.