Glacial Augment - League of Legends Rune

Glacial AugmentBuilds

Patch26.13
Matches265,623
TierAll Tiers
Last UpdatedJul 11, 2026
MethodologyData Methodology
Immobilizing an enemy champion will cause 3 glacial rays to emanate from them towards you and other nearby champions, creating frozen zones for 3 (+ the immobilizing effect's duration) seconds that slow enemies for 20% (+90% per 100% Heal and Shield Power) (+6% per 100 Ability Power) (+7% per 100 bonus Attack Damage) and reduce their damage by 15% against your allies (not including yourself).

Cooldown: 25s
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Discover the 2 champions that use Glacial Augment in their primary rune builds. The top performing builds include Blitzcrank (66.67% rune WR, +16.26% diff), Taric (65.45% rune WR, +12.20% diff). The "Rune WR Diff" column shows how much better or worse the rune build performs compared to the champion's overall win rate - positive values indicate the rune synergizes well with that champion.

Rank
Champion
Top Rune Build
Rune WR
Rune WR Diff
Rune PR
1
Glacial AugmentHextech FlashtraptionBiscuit DeliveryCosmic InsightCelerityNimbus Cloak
66.67%+16.26%0.40%
2
Glacial AugmentMagical FootwearBiscuit DeliveryCosmic InsightLegend: HastePresence of Mind
65.45%+12.20%6.51%

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Glacial Augment Builds - Frequently Asked Questions

What are the best Glacial Augment builds in Patch 26.13?

The highest win rate Glacial Augment builds are Blitzcrank (66.67% WR), Taric (65.45% WR). These builds have been tested across 2 champions in ranked play.

How do I build Glacial Augment on my champion?

Glacial Augment is typically used as part of a Inspiration build. The most successful Glacial Augment builds pair it with Biscuit Delivery, Cosmic Insight, Presence of Mind. Check the builds table above to find the optimal rune page for your specific champion.

How many champions can use Glacial Augment effectively?

Currently, 2 champions use Glacial Augment in their optimal builds. The rune is most popular among Tank champions (50% of users).Taric achieves the highest win rate at 53.25%.

What is the average win rate for Glacial Augment builds?

Glacial Augment builds average a 50.15% win rate across all champions. Top performers like Blitzcrank and Taric exceed this with win rates of 66.67% and 65.45% respectively.