Help on spell shriving

Current upkeeper: Oya
Casting time    : 4
Spell cost      : 1
Spell type      : offensive (single)
Spell words     : drak xipheon eifr
Affecting stats : Int, Wis, Lvl, Masteries
Affecting skills: Arcane power, Energy focus
Affecting spells: Shriving
The purifying fires of Shar's judgement.

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