This is a Signature spell. Signature spells are free to cast.

Launch a missile of magic energy, dealing 230% weapon damage as Arcane.

Primary

Unlocked at level 1

Cost: 16 Arcane Power

Project a beam of frozen ice that blasts enemies within 5 yards of the first enemy hit for 430% weapon damage as Cold and Slows their movement by 60% for 3 seconds.

Ray of Frost damage is increased by 405% weapon damage every second, up to a maximum total of 1240% weapon damage as Cold.

Secondary

Unlocked at level 2

Cost: 25 Arcane Power

Bathe yourself in electrical energy, periodically shocking a nearby enemy for 175% weapon damage as Lightning. Lasts 10 minutes.

Only one Armor may be active at a time.

Conjuration

Unlocked at level 17

Cost: 20 Arcane Power

Cooldown: 6 seconds

Gather an infusion of energy around you that explodes after 1.5 seconds for 945% weapon damage as Arcane to all enemies within 12 yards.

Mastery

Unlocked at level 19

Cost: 25 Arcane Power

Surround yourself in a barrier of ice that reduces damage from melee attacks by 12%. Melee attackers are either Chilled or Frozen for 3 seconds. Lasts 10 minutes.

Only one Armor may be active at a time.

Conjuration

Unlocked at level 14