- Win Rate
- 50.3%
- Pick Rate
- 1.7%
- Ban Rate
- 0.9%
Zac Jungle Runes: Keystone & Shards
- Patch
- 26.20
- Games
- 3,424
- Lane
- Jungle
- Tier
- All Tiers
- Last Updated
- Oct 19, 2026 UTC
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
Best Jungle Zac runes for LoL Patch 26.20 - Aftershock from the Resolve tree with Precision secondary (51.1% WR, 33.4% pick rate). Zac's optimal primary runes are Aftershock, Font of Life, Conditioning, Revitalize. Secondary tree: Legend: Haste, Triumph.
Primary Tree
Resolve
AftershockAfter immobilizing an enemy champion, increase your Armor and Magic Resist by 45 + 75% of your Bonus Resists for 2.5s. Then explode, dealing magic damage to nearby enemies.
Damage: 25 - 120 (+8% of your bonus health)
Cooldown: 20s
Resistance bonus from Aftershock capped at: 80-150 (based on level)
Font of LifeImpairing the movement of an enemy champion restores
70% effect for Ranged Users.
Cooldown: 20s
ConditioningAfter 12 min gain +8 Armor and +8 Magic Resist and increase your Armor and Magic Resist by 3%.
RevitalizeGain 5% Heal and Shield Power.
Heals and shields you cast or receive are 10% stronger on targets below 40% health.
Legend: HasteGain 1.5 basic ability haste for every Legend stack (
Earn progress toward Legend stacks for every champion takedown, epic monster takedown, large monster kill, and minion kill.
TriumphTakedowns restore 5% of your missing health, 2.5% of your max health, and grant an additional 20 gold.
'The most dangerous game brings the greatest glory.'
—Noxian Reckoner
Primary Tree
Precision
ConquerorBasic attacks or spells that deal damage to an enemy champion grant 2 stacks of Conqueror for 5s, gaining 1.8-4
When fully stacked, heal for 8% of the damage you deal to champions (5% for ranged champions).
TriumphTakedowns restore 5% of your missing health, 2.5% of your max health, and grant an additional 20 gold.
'The most dangerous game brings the greatest glory.'
—Noxian Reckoner
Legend: HasteGain 1.5 basic ability haste for every Legend stack (
Earn progress toward Legend stacks for every champion takedown, epic monster takedown, large monster kill, and minion kill.
Last StandDeal 5% - 11% increased damage to champions while you are below 60% health. Max damage gained at 30% health.
ConditioningAfter 12 min gain +8 Armor and +8 Magic Resist and increase your Armor and Magic Resist by 3%.
RevitalizeGain 5% Heal and Shield Power.
Heals and shields you cast or receive are 10% stronger on targets below 40% health.
Every Zac Jungle Keystone and Secondary Tree (Patch 26.20)
3,303 gamesZac Jungle runs Conqueror in 50% of games, with a 49.8% win rate. Precision is the usual secondary tree (46%). Standard stat shards: Ability Haste (offense), Adaptive Force (flex), Health Scaling (defense).
Keystones
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| ConquerorMost played | 50.4% | 49.8% | 1,664 |
| Aftershock | 46.4% | 50.7% | 1,531 |
Secondary trees
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| PrecisionMost played | 45.7% | 50.6% | 1,509 |
| Resolve | 30.5% | 51.1% | 1,006 |
 Inspiration | 20.4% | 48.3% | 673 |
 Domination | 1.8% | 47.5% | 59 |
 Sorcery | 1.7% | 46.4% | 56 |
Pick rate is the share of Zac 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.
Zac Minor Runes by Tree
Every minor rune Zac players take, grouped by rune tree, with how often it is picked and how often it wins.
Precision
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| TriumphMost played | 94.9% | 50.1% | 3,136 |
| Legend: Haste | 94.6% | 50.4% | 3,125 |
| Last Stand | 50.3% | 50.0% | 1,660 |
 Coup de Grace | 1.5% | 36.0% | 50 |
Resolve
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| RevitalizeMost played | 75.5% | 51.0% | 2,494 |
| Conditioning | 74.9% | 50.8% | 2,474 |
| Font of Life | 46.0% | 50.6% | 1,518 |
 Overgrowth | 1.3% | 45.5% | 44 |
 Demolish | 1.3% | 56.8% | 44 |
 Bone Plating | 1.2% | 56.1% | 41 |
Inspiration
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Cosmic InsightMost played | 18.9% | 49.3% | 625 |
 Magical Footwear | 18.6% | 49.1% | 613 |
 Cash Back | 1.6% | 45.3% | 53 |
 Triple Tonic | 1.3% | 46.5% | 43 |
Domination
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Ultimate HunterMost played | 1.8% | 50.8% | 61 |
 Sudden Impact | 1.8% | 44.8% | 58 |
Zac Stat Shards
Which stat shards Zac 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 | 94.8% | 50.2% | 3,131 |
 Adaptive Force (flex) | 94.8% | 50.1% | 3,131 |
 Health Scaling (defense) | 93.7% | 49.8% | 3,095 |
| Health Scaling (flex) | 3.6% | 51.3% | 119 |
| Health (defense) | 3.2% | 64.8% | 105 |
 Tenacity and Slow Resist (defense) | 3.1% | 45.6% | 103 |
| Adaptive Force (offense) | 3.1% | 52.0% | 102 |
 Attack Speed (offense) | 2.1% | 47.1% | 70 |
 Move Speed (flex) | 1.6% | 50.9% | 53 |
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Zac Runes FAQ - Patch 26.20
What is the best keystone for Zac Jungle?
Conqueror: Zac Jungle takes it in 50% of ranked games and wins 49.8% of 1,664 games. Alternatives: Aftershock (46%, 50.7%).
What stat shards should Zac take?
Most Zac players take Ability Haste (offense), Adaptive Force (flex), Health Scaling (defense) — one from each shard row.
What are the best Zac runes in patch 26.20?
The best Zac runes in patch 26.20 use the Resolve tree with Aftershock, Font of Life, Conditioning, and Revitalize, and the Precision tree with Legend: Haste and Triumph. This rune setup achieves a 51.1% win rate with a 33.4% pick rate.
What is the win rate for Zac's best rune page?
Zac's best rune page has a 51.1% win rate in patch 26.20, which is +0.8% compared to Zac's average win rate. This rune setup has a 33.4% pick rate among Zac players.
What keystone should I use on Zac?
Aftershock from the Resolve tree is the best keystone rune for Zac in patch 26.20. This keystone synergizes well with Zac's kit and provides a 51.1% win rate.
What is Zac's primary rune tree?
Zac's primary rune tree is Resolve. The optimal Resolve runes for Zac are Aftershock, Font of Life, Conditioning, and Revitalize, with Aftershock being the keystone of choice.
What is Zac's secondary rune tree?
Zac's best secondary rune tree is Precision. The recommended Precision runes are Legend: Haste and Triumph, which complement Zac's Resolve primary tree.
What are alternative rune setups for Zac?
An alternative Zac rune setup uses Conqueror from the Precision 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 Zac's runes?
Zac's top rune page has a 33.4% pick rate in patch 26.20. This indicates that 33.4% of Zac players use the Aftershock setup with Resolve and Precision trees.