- Win Rate
- 49.5%
- Pick Rate
- 1.3%
- Ban Rate
- 0.6%
Sion Top Runes: Keystone & Shards
- Patch
- 26.20
- Games
- 2,336
- Lane
- Top
- Tier
- All Tiers
- Last Updated
- Oct 16, 2026 UTC
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
Best Top Sion runes for LoL Patch 26.20 - Grasp of the Undying from the Resolve tree with Inspiration secondary (51.3% WR, 26.6% pick rate). Sion's optimal primary runes are Grasp of the Undying, Demolish, Conditioning, Overgrowth. Secondary tree: Approach Velocity, Cash Back.
Primary Tree
Resolve
Grasp of the UndyingEvery 4s in combat, your next basic attack on a champion will:
DemolishYour third attack against towers deals [85 (+28% max Health) Melee || 50 (+20% max Health) Ranged] bonus physical damage.
Cooldown: 30s
ConditioningAfter 12 min gain +8 Armor and +8 Magic Resist and increase your Armor and Magic Resist by 3%.
OvergrowthAbsorb life essence from monsters or enemy minions that die near you, permanently gaining 3 maximum health for every 8.
When you've absorbed 120 monsters or enemy minions, gain an additional 3.5% maximum health.
Approach VelocityGain
Activation Range for CC from allies: 1000
Cash BackGet 7.5% Gold back when you purchase Legendary Items.
Primary Tree
ResolveGrasp of the UndyingEvery 4s in combat, your next basic attack on a champion will:
DemolishYour third attack against towers deals [85 (+28% max Health) Melee || 50 (+20% max Health) Ranged] bonus physical damage.
Cooldown: 30s
ConditioningAfter 12 min gain +8 Armor and +8 Magic Resist and increase your Armor and Magic Resist by 3%.
OvergrowthAbsorb life essence from monsters or enemy minions that die near you, permanently gaining 3 maximum health for every 8.
When you've absorbed 120 monsters or enemy minions, gain an additional 3.5% maximum health.
Cash BackGet 7.5% Gold back when you purchase Legendary Items.
Approach VelocityGain
Activation Range for CC from allies: 1000
Every Sion Top Keystone and Secondary Tree (Patch 26.20)
2,246 gamesSion Top runs Grasp of the Undying in 83% of games, with a 50.5% win rate. Inspiration is the usual secondary tree (54%). Standard stat shards: Attack Speed (offense), Adaptive Force (flex), Health Scaling (defense).
Keystones
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| Grasp of the UndyingMost played | 83.1% | 50.5% | 1,867 |
 Stormraider's Surge | 14.1% | 47.3% | 317 |
Secondary trees
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 InspirationMost played | 53.9% | 51.6% | 1,211 |
 Precision | 25.9% | 49.0% | 582 |
| Resolve | 12.9% | 44.5% | 290 |
 Sorcery | 5.5% | 47.2% | 123 |
 Domination | 1.8% | 52.5% | 40 |
Pick rate is the share of Sion 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.
Sion Minor Runes by Tree
Every minor rune Sion players take, grouped by rune tree, with how often it is picked and how often it wins.
Resolve
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| DemolishMost played | 85.0% | 49.3% | 1,908 |
| Overgrowth | 80.4% | 50.4% | 1,806 |
| Conditioning | 77.7% | 49.8% | 1,746 |
 Second Wind | 12.0% | 45.9% | 270 |
 Shield Bash | 10.2% | 53.3% | 229 |
 Bone Plating | 6.0% | 56.0% | 134 |
Inspiration
| Rune | Players | Win Rate | Games |
|---|---|---|---|
| Approach VelocityMost played | 48.3% | 52.1% | 1,085 |
| Cash Back | 45.6% | 51.9% | 1,025 |
 Biscuit Delivery | 6.4% | 43.8% | 144 |
 Magical Footwear | 3.8% | 57.6% | 85 |
 Cosmic Insight | 3.1% | 46.4% | 69 |
Precision
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Legend: HasteMost played | 24.1% | 48.3% | 542 |
 Triumph | 23.7% | 48.3% | 532 |
Sorcery
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Manaflow BandMost played | 18.7% | 48.0% | 421 |
 Gathering Storm | 14.6% | 47.7% | 329 |
 Absolute Focus | 10.9% | 45.9% | 244 |
 Celerity | 4.9% | 48.6% | 111 |
 Transcendence | 3.5% | 48.7% | 78 |
 Scorch | 2.3% | 39.2% | 51 |
Sion Stat Shards
Which stat shards Sion players choose in each of the three shard rows, and the win rate of each.
| Rune | Players | Win Rate | Games |
|---|---|---|---|
 Attack Speed (offense)Most played | 88.3% | 49.6% | 1,983 |
 Adaptive Force (flex) | 87.5% | 49.4% | 1,965 |
 Health Scaling (defense) | 85.2% | 49.4% | 1,914 |
| Health (defense) | 8.6% | 52.8% | 193 |
| Health Scaling (flex) | 7.7% | 52.3% | 172 |
| Adaptive Force (offense) | 7.4% | 48.8% | 166 |
 Tenacity and Slow Resist (defense) | 6.2% | 51.1% | 139 |
 Move Speed (flex) | 4.9% | 53.2% | 109 |
 Ability Haste (offense) | 4.3% | 54.6% | 97 |
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Sion Runes FAQ - Patch 26.20
What is the best keystone for Sion Top?
Grasp of the Undying: Sion Top takes it in 83% of ranked games and wins 50.5% of 1,867 games. Alternatives: Stormraider's Surge (14%, 47.3%).
What stat shards should Sion take?
Most Sion players take Attack Speed (offense), Adaptive Force (flex), Health Scaling (defense) — one from each shard row.
What are the best Sion runes in patch 26.20?
The best Sion runes in patch 26.20 use the Resolve tree with Grasp of the Undying, Demolish, Conditioning, and Overgrowth, and the Inspiration tree with Approach Velocity and Cash Back. This rune setup achieves a 51.3% win rate with a 26.6% pick rate.
What is the win rate for Sion's best rune page?
Sion's best rune page has a 51.3% win rate in patch 26.20, which is +1.8% compared to Sion's average win rate. This rune setup has a 26.6% pick rate among Sion players.
What keystone should I use on Sion?
Grasp of the Undying from the Resolve tree is the best keystone rune for Sion in patch 26.20. This keystone synergizes well with Sion's kit and provides a 51.3% win rate.
What is Sion's primary rune tree?
Sion's primary rune tree is Resolve. The optimal Resolve runes for Sion are Grasp of the Undying, Demolish, Conditioning, and Overgrowth, with Grasp of the Undying being the keystone of choice.
What is Sion's secondary rune tree?
Sion's best secondary rune tree is Inspiration. The recommended Inspiration runes are Approach Velocity and Cash Back, which complement Sion's Resolve primary tree.
What are alternative rune setups for Sion?
An alternative Sion rune setup uses Grasp of the Undying from the Resolve 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 Sion's runes?
Sion's top rune page has a 26.6% pick rate in patch 26.20. This indicates that 26.6% of Sion players use the Grasp of the Undying setup with Resolve and Inspiration trees.