(3) Set: Reduces the threat generated by your Scorch, Arcane Missiles, Fireball, and Frostbolt spells.
(5) Set: Increases the radius of Arcane Explosion, Flamestrike, and Blizzard by 25%.
(8) Set: 10% chance after casting Arcane Missiles, Fireball, or Frostbolt that your next spell with a casting time under 10 seconds cast instantly.
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25 