Rank progression
- 1 Frostbolt's cooldown is 4% shorter.
- 2 Frostbolt's cooldown is 8% shorter.
- 3 Frostbolt's cooldown is 12% shorter.
- 4 Frostbolt's cooldown is 16% shorter.
- 5 Frostbolt's cooldown is 20% shorter.
Build rules
- Tree: Frost
- Tier: 1
- Maximum rank: 5
- Prerequisite: None
- Exclusive with: None