Fulmen Sphaericus, commonly known as lightning ball or fireball, is a powerful combat spell which causes an explosion wounding everyone and setting aflame everything within radius up to 10 meters. Because of its unpredictable properties it is advised to use it only under the open sky, as in interiors it can cause a shockwave wounding the caster and their companions.
A ball of energy shut from mage's hand explodes at the nearest obstacle, wounding everyone within radius of 10 meters by 1d6+4. A Fireball of minimum 6 power destroys a barrier of Obstruction kind, of minimum 9 power destroys a Force Field; people behind such barriers however are not wounded.
Premature explosion; the caster dies, everyone within radius of 10 meters is wounded as above.
Gesture + Incantation + Component (a lump of coal)
Yes (if targeted at a living being)
Shots a lightning ball that explode at the nearest obstacle; the explosion sets flammable materials aflame and deals base 4d6 damage + 1d6 for each 5 additional Power Points spent (max. 20 more). The base radius at 10 PP is 5 meters (Dodge difficulty: 2), the maximum radius at 30 PP is 10 meters (Dodge difficulty: 6). Only a person within the explosion radius can perform a Dodge, they cannot if they were targeted (are at the explosion's centre).