Eternal Winter 7014since 11.9.1 9 changes removed in 14.13.1
2800g (0g base, 1960g sell)
Active — Active -:
Active — Glaciate: Deal (100+30% Ability Power) magic damage in a cone, Slowing enemies by 65% for 1 second. Enemies at the center of the cone are Rooted instead (30s cooldown).Mythic Passive: Grants all other Legendary items 10 Ability Power.
Builds from: 
Everfrost
HealthSpellDamageManaActiveCooldownReductionSlowAbilityHaste
Click any two patches to compare; the current range is shaded.
− Deal (100+30% Ability Power) magic damage in a cone, Slowing enemies by 65% for 1 second. Enemies at the center of the cone are Rooted instead (30s cooldown).Mythic Passive: Grants all other Legendary items 10 Ability Power.
+ Deal damage in a cone, Slowing enemies hit. Enemies at the center of the cone are Rooted instead.Mythic Passive: Grants all other Legendary items Ability Power.
− Deal damage in a cone, Slowing enemies hit. Enemies at the center of the cone are Rooted instead.Mythic Passive: Grants all other Legendary items Ability Power.
+ Deal damage in a cone, Slowing enemies hit. Enemies at the center of the cone are Rooted instead.