Blizzard has applied the previously announced Frost Mage tuning changes to the 9.2 PTR in a hotfix.
PTR Spell Updates Class ToolsArcaneTalentsFireTalentsFrostTalentsSpecialization (2)
Ice shards pelt the target area, dealing 12.16%11.264% of Spell power) * 8] Frost damage over 8 sec and reducing movement speed by 50% for 3 sec. Frost (Level 47) Each time Blizzard deals damage, the cooldown of Frozen Orb is reduced by 0.25 sec Launches an orb of swirling ice up to 40 yards forward which deals up to 15%14.3176% of Spell power)] Frost damage to all enemies it passes through. Deals reduced damage beyond 8 targets. Grants 1 charge of Fingers of Frost when it first damages an enemy. Enemies damaged by the Frozen Orb are slowed by 30% for 3 sec.Spells (2)
Creates a portal, teleporting group members that use it to a Major City. Cast Time changed from 10 sec cast to Instant Teleports you to a major city. Cast Time changed from 10 sec cast to Instant Blizzard Blue Post Blizzard The PTR has been updated with the following change to Frost Mage: CLASSESMage Frost Reverted the recent change that added an internal cooldown to the Icy Propulsion conduit. Frozen Orb damage reduced by 12% (was 8%). Blizzard damage reduced by 12% (was 5%) and reduces the cooldown of Frozen Orb by 0.25 seconds each time Blizzard deals damage (was 0.5 seconds).Developers’ note: After further consideration we will be reverting the Icy Propulsion internal cooldown (ICD) change and instead further reduce the damage of Frozen Orb and Blizzard. Our goal with the initial change to the internal cooldown was to help curb some of the power it’s gained over the expansion from other bonuses and changes such as the uncapping of Frozen Orb, the upcoming Read more on wowhead.com