Frozen Fist 7005since 11.9.1 14 changes removed in 14.13.1
2600g (0g base, 1820g sell)
Spellblade: After using an Ability, your next Attack is enhanced with additional damage and creates a frost field for 2s. Enemies that move across the field are Slowed.
Builds from: 
Iceborn Gauntlet
HealthArmorCooldownReductionSlowOnHitAbilityHaste
Click any two patches to compare; the current range is shaded.
− (0s cooldown)After using an Ability, your next Attack is enhanced with additional damage and creates a frost field for 2s. Enemies that move across the field are Slowed.
+ (0s)After using an Ability, your next Attack is enhanced with additional damage and creates a frost field for 2s. Enemies that move across the field are Slowed.
− (0s)After using an Ability, your next Attack is enhanced with additional damage and creates a frost field for 2s. Enemies that move across the field are Slowed.
+ After using an Ability, your next Attack is enhanced with additional damage and creates a frost field for 2s. Enemies that move across the field are Slowed.