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Ray of Frost
IconRayFrost

Class: Wizard
Required Level: 2
Skill Category: Secondary
Active
Cost: 16 Arcane Power per tick

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

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


Damage Type: Cold
Other Stats: Channeled
Ray-of-frost2

Ray of Frost is a Cold spell used by Wizards in Diablo IIIseemingly inspired by Arctic Blast.

In-game

Ray-of-frost

Skill rune graphics

Ray of Frost forms an instant beam that hits the first enemy in its path, as well as other enemies within 5 yards of the target, for Cold damage per tick, chilling them down for as long as the beam is channeled. While the Wizard continues channeling the beam, its damage grows, reaching maximum output over 2 seconds. Stopping the channeling will reset this bonus.

The beam has limited range, roughly 50 yards, and while channeling, the Wizard cannot move.

Runes:

  • Cold Blood: Arcane Power cost is reduced to 11 per tick.
  • Numb: slowdown increased to 80%, adds 10% chance on hit to Freeze affected enemies for 1 second.
  • Black Ice: killed enemies leave 5 yard radius pools of black ice, dealing 1625% damage as Cold to everything within it over 3 seconds.
  • Sleet Storm: beam turns into a radial storm. It affects all enemies within 15 yards of the Wizard, growing to 22 yards in 1 second, but damage is reduced to 300%, and damage buff from channeling decreases to 220% per second, to a maximum of 740% damage as Cold per tick.
  • Snow Blast: enemies hit by Ray of Frost suffer 15% more damage from Cold for 4 seconds, effect does not stack.

Non-rune enhancements:

  • Light of Grace (Legendary Source): Ray of Frost pierces through enemies, hitting all targets standing in line, each of them forming a separate blast.

Development

Before patch 2.0, Ray of Frost was a single-target spell. Snow Blast used to grow in power over time instead of increasing damage taken by the target.

Prior to Patch 2.1, it did not have a channeling-based buff.

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