Win Rate: 49.6%
Pick Rate: 3.1%
Ban Rate: 13.7%

Blitzcrank Support Runes: Keystone & Shards

TankSupport

Patch: 26.19
Games: 6,126
Lane: Support
Tier: All Tiers
Last Updated: Oct 7, 2026 UTC
Methodology: Data Methodology
Author: Dakota Chinnick

Best Support Blitzcrank runes for LoL Patch 26.19 - Glacial Augment from the Inspiration tree with Sorcery secondary (72.7% WR, 0.4% pick rate). Blitzcrank's optimal primary runes are Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight. Secondary tree: Nimbus Cloak, Celerity.

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Overview Build Runes Abilities Stats Counters Synergies Matchups Arena ARAM Tips Guide

Blitzcrank performs best with Glacial Augment as the keystone rune from the Inspiration tree. Blitzcrank's optimal primary runes are Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight. Blitzcrank's secondary rune tree is Sorcery with Nimbus Cloak, Celerity. This rune setup achieves a 72.73% win rate (+23.1% win rate difference) with a 0.4% pick rate across 22 Blitzcrank games.

72.7%Win Rate

+23.1%WR Diff

0.4%Pick Rate

Glacial Augment

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

Hextech Flashtraption

While Flash is on cooldown it is replaced by Hexflash.

Hexflash: Channel for 2s to blink to a new location.

Cooldown: 20s. Goes on a 10s cooldown when you enter champion combat.

Biscuit Delivery

Biscuit Delivery: Gain a Total Biscuit of Everlasting Will every 2 mins, until 6 min.

Biscuits restore 20 + 2% of your maximum health, increased by up to 100% based on missing Health. Consuming or selling a Biscuit permanently increases your max health by 30.

Cosmic Insight

+18 Summoner Spell Haste
+10 Item Haste

Nimbus Cloak

After casting a Summoner Spell, gain a Move Speed increase that lasts for 2s and allows you to pass through units.

Increase: 15% - 45% Move Speed based on the Summoner Spell's cooldown. (Higher cooldown Summoner Spells grant more Move Speed).

Celerity

All movement bonuses are 7% more effective on you and gain 1% Move Speed.

This alternative Blitzcrank rune build uses Glacial Augment as the keystone from the Inspiration tree. The primary runes are Glacial Augment, Hextech Flashtraption, Biscuit Delivery, Cosmic Insight. Blitzcrank's secondary rune tree is Sorcery with Celerity, Nimbus Cloak. This setup achieves a 49.75% win rate (+0.2% win rate difference) with a 25.9% pick rate across 1,588 games.

49.7%Win Rate

+0.2%WR Diff

25.9%Pick Rate

Glacial Augment

Hextech Flashtraption

While Flash is on cooldown it is replaced by Hexflash.

Hexflash: Channel for 2s to blink to a new location.

Cooldown: 20s. Goes on a 10s cooldown when you enter champion combat.

Biscuit Delivery

Cosmic Insight

+18 Summoner Spell Haste
+10 Item Haste

Celerity

All movement bonuses are 7% more effective on you and gain 1% Move Speed.

Nimbus Cloak

Every Blitzcrank Support Keystone and Secondary Tree (Patch 26.19)

5,865 games

Blitzcrank Support runs Glacial Augment in 63% of games, with a 49.3% win rate. Sorcery is the usual secondary tree (47%). Standard stat shards: Ability Haste (offense), Health Scaling (flex), Health Scaling (defense).

Keystones

Rune	Players	Win Rate	Games
Glacial AugmentMost played	62.9%	49.3%	3,691
Aftershock	26.4%	50.0%	1,551
Electrocute	2.3%	45.5%	134
Dark Harvest	1.8%	47.1%	104
Unsealed Spellbook	1.6%	56.5%	92
Guardian	1.2%	52.1%	71

Secondary trees

Rune	Players	Win Rate	Games
SorceryMost played	47.4%	49.3%	2,778
Inspiration	25.7%	50.2%	1,509
Resolve	23.8%	49.7%	1,397
Precision	1.6%	50.0%	92
Domination	1.5%	43.7%	87

Pick rate is the share of Blitzcrank games in this lane that used the rune; options under 40 games are left out. A higher win rate on a rarely picked rune is usually a matchup-specific choice, not a general upgrade.

Blitzcrank Minor Runes by Tree

Every minor rune Blitzcrank players take, grouped by rune tree, with how often it is picked and how often it wins.

Inspiration

Rune	Players	Win Rate	Games
Cosmic InsightMost played	87.9%	49.6%	5,156
Biscuit Delivery	84.5%	49.6%	4,953
Hextech Flashtraption	64.2%	49.5%	3,768
Magical Footwear	3.3%	52.8%	195
Cash Back	2.4%	51.4%	138
Approach Velocity	0.9%	56.4%	55

Sorcery

Rune	Players	Win Rate	Games
CelerityMost played	42.6%	49.6%	2,496
Nimbus Cloak	41.0%	49.5%	2,404
Manaflow Band	3.4%	48.0%	202
Transcendence	3.2%	48.9%	190
Axiom Arcanist	2.8%	45.7%	162
Gathering Storm	2.6%	45.5%	154

Resolve

Rune	Players	Win Rate	Games
OvergrowthMost played	26.2%	49.6%	1,536
Bone Plating	25.5%	50.3%	1,495
Conditioning	24.2%	49.9%	1,421
Unflinching	24.1%	49.9%	1,412
Demolish	23.5%	49.0%	1,381
Font of Life	5.1%	54.8%	301

Domination

Rune	Players	Win Rate	Games
Cheap ShotMost played	5.2%	46.2%	303
Ultimate Hunter	3.8%	50.2%	225
Grisly Mementos	2.3%	46.3%	136
Relentless Hunter	1.9%	38.4%	112
Deep Ward	1.7%	47.5%	101
Sixth Sense	1.7%	45.0%	100

Precision

Rune	Players	Win Rate	Games
Legend: HasteMost played	1.0%	48.3%	60
Triumph	0.9%	50.9%	55
Coup de Grace	0.7%	52.4%	42

Blitzcrank Stat Shards

Which stat shards Blitzcrank players choose in each of the three shard rows, and the win rate of each.

Rune	Players	Win Rate	Games
Ability Haste (offense)Most played	90.8%	49.5%	5,325
Health Scaling (defense)	87.6%	49.4%	5,135
Health Scaling (flex)	80.3%	49.3%	4,711
Move Speed (flex)	11.5%	49.6%	674
Adaptive Force (flex)	8.2%	51.7%	480
Health (defense)	7.0%	46.9%	409
Adaptive Force (offense)	6.4%	50.1%	373
Tenacity and Slow Resist (defense)	5.5%	54.8%	321
Attack Speed (offense)	2.8%	49.7%	167

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Blitzcrank Runes FAQ - Patch 26.19

What is the best keystone for Blitzcrank Support?

Glacial Augment: Blitzcrank Support takes it in 63% of ranked games and wins 49.3% of 3,691 games. Alternatives: Aftershock (26%, 50.0%), Electrocute (2%, 45.5%).

What stat shards should Blitzcrank take?

Most Blitzcrank players take Ability Haste (offense), Health Scaling (flex), Health Scaling (defense) — one from each shard row.

What are the best Blitzcrank runes in patch 26.19?

The best Blitzcrank runes in patch 26.19 use the Inspiration tree with Glacial Augment, Hextech Flashtraption, Biscuit Delivery, and Cosmic Insight, and the Sorcery tree with Nimbus Cloak and Celerity. This rune setup achieves a 72.7% win rate with a 0.4% pick rate.

What is the win rate for Blitzcrank's best rune page?

Blitzcrank's best rune page has a 72.7% win rate in patch 26.19, which is +23.1% compared to Blitzcrank's average win rate. This rune setup has a 0.4% pick rate among Blitzcrank players.

What keystone should I use on Blitzcrank?

Glacial Augment from the Inspiration tree is the best keystone rune for Blitzcrank in patch 26.19. This keystone synergizes well with Blitzcrank's kit and provides a 72.7% win rate.

What is Blitzcrank's primary rune tree?

Blitzcrank's primary rune tree is Inspiration. The optimal Inspiration runes for Blitzcrank are Glacial Augment, Hextech Flashtraption, Biscuit Delivery, and Cosmic Insight, with Glacial Augment being the keystone of choice.

What is Blitzcrank's secondary rune tree?

Blitzcrank's best secondary rune tree is Sorcery. The recommended Sorcery runes are Nimbus Cloak and Celerity, which complement Blitzcrank's Inspiration primary tree.

What are alternative rune setups for Blitzcrank?

An alternative Blitzcrank rune setup uses Glacial Augment from the Inspiration tree. This alternate build may be preferred in certain matchups or playstyles. Check the alternative rune page above for full details including win rate and pick rate.

How popular are Blitzcrank's runes?

Blitzcrank's top rune page has a 0.4% pick rate in patch 26.19. This indicates that 0.4% of Blitzcrank players use the Glacial Augment setup with Inspiration and Sorcery trees.