From WoWWiki
| Improved Frostbolt
|
| Reduces the casting time of your Frostbolt spell by 0.1n sec.
|
| Usable by
|
| Class
| Mage
|
| Properties
|
| Location
| Frost, Tier 1
|
| Affects
| Frostbolt
|
| Ranks
| 5
|
| Requirements
|
| Points required
| 0
|
Improved Frostbolt is a mage talent that reduces casting time of the Frostbolt spell by 0.1 seconds per rank, up to 0.5 seconds at rank 5.
| Rank | Cast Time
|
| 1 | - 0.1 sec
|
| 2 | - 0.2 sec
|
| 3 | - 0.3 sec
|
| 4 | - 0.4 sec
|
| 5 | - 0.5 sec
|
Past changes
As of Patch 2.0.6 each rank of "Improved Frostbolt" now reduces Frostbolt's spell damage coefficient by 2%. Prior to this patch, the talent only reduced cast time.
Patch 2.3.0 removed this "damage tax".