Help on spell short circuit

Current upkeeper: Pickett
Casting time    : 4
Spell cost      : 1
Spell type      : offensive (single)
Spell words     : zzzzzap.. IVO!
Affecting stats : Int, Wis, Lvl
Affecting skills: Arcane power, Energy focus
Affecting spells: Short circuit
We need more power, nuclear power.

Shielding of thanas < List > Shriving