Aftershock rune icon - League of Legends
Win Rate
51.2%
Pick Rate
4.6%

Aftershock Rune Effect & Numbers

Aftershock S TierResolveKeystone
Patch
26.20
Games with rune
45,870
Lane
All Lanes
Tier
All Tiers
Last Updated
Oct 19, 2026 UTC
Methodology
Data Methodology
After 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)
Rune tree
Resolve · Keystone
Cooldown
20s
Win Rate
51.2%+0.5 vs row avg
Pick Rate
4.6%
Best champion
Amumu · 55.5%
Most played by
Nautilus

How Aftershock works

Resolve · Keystone

Aftershock: immobilizing a champion grants +45 armor and magic resist (+75% bonus resists) for 2.5s, then explodes for 25–120 (+8% bonus health) magic damage.

  • The resistance bonus is capped at 80–150 depending on level, so very tanky builds reach the cap.
  • The 2.5 second window is when you are hardest to kill, so time the engage to absorb the enemy's burst.
  • The go-to for engage tanks and supports who reliably land immobilizing crowd control at the start of a fight.

Other Resolve keystones:Grasp of the UndyingGuardian

More Resolve runes:DemolishFont of LifeShield BashConditioningSecond WindBone PlatingOvergrowthRevitalizeUnflinching

Aftershock numbers by level

Patch 26.20

Base values of Aftershock at champion levels 1, 5, 9, 13 and 18. AP, AD and health scaling is listed in the last column.

ValueLv 1Lv 5Lv 9Lv 13Lv 18Scaling
Magic damage2547.469.792.1120+8% bonus health
Bonus resist cap8096.5112.9129.4150—
Cooldown20s20s20s20s20s—

Values between level 1 and level 18 are interpolated linearly from the tooltip's range.

Aftershock calculator

Set your level and stats to see exactly what Aftershock gives you.

Your champion

9
0
Magic damage69.7
Bonus resist cap112.9
Cooldown20s

Level-scaled values are interpolated linearly between the level 1 and level 18 values.

Is Aftershock good in Patch 26.20?

Patch 26.20

Aftershock is strong right now: a 51.2% win rate over 45,870 games. That is 0.5 points above the average of its row (50.7%).

Tier
S
Win Rate
51.2%vs row +0.5
Pick Rate
4.6%
Games with rune
45,870Large sample

Best lanes for Aftershock

All ranks

Aftershock is played mostly in Support (74% of games). It wins most in Jungle at 52.5%.

LaneWin RatePick RateShareGames
Support51.1%16.9%74%33,766
Jungle52.5%4.7%20%9,365
Mid49.3%0.9%4%1,721
Top47.5%0.5%2%915
ADC—0.0%0%78

Best champions for Aftershock

All ranks

Amumu leads with a 55.5% win rate with Aftershock; 21 champions take it this patch.

  • AmumuSupport55.5% 299 gamesS
  • RammusJungle53.2% 2,948 gamesS
  • MaokaiJungle55.2% 221 gamesS
  • MaokaiSupport52.6% 1,909 gamesS
  • AmumuJungle52.8% 993 gamesS
  • RellSupport52.5% 2,729 gamesA

Aftershock win rate by game length

Aftershock scales: 51.5% in games over 35 minutes vs 50.8% in games of 25 or less.

Runes paired with Aftershock

On the best rune pages that include Aftershock, Conditioning shows up most (60% of pages).

Who takes Aftershock

Tank champions account for 87% of Aftershock games.

Tank: 87%Support: 13%Mage: 0%
  • Tank · 87%
  • Support · 13%
  • Mage · 0%
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Aftershock FAQ – Patch 26.20

What does Aftershock do in League of Legends?

Aftershock: immobilizing a champion grants +45 armor and magic resist (+75% bonus resists) for 2.5s, then explodes for 25–120 (+8% bonus health) magic damage. It is in the Resolve tree (Keystone).

What are Aftershock's numbers and cooldown?

Aftershock: 25–120 magic damage. Cooldown: 20s.

Is Aftershock good in Patch 26.20?

Yes. Aftershock has a 51.21% win rate over 45,870 games in Patch 26.20, one of the better runes this patch. It is S tier on the rune tier list. That is 0.5 points above its row's average of 50.7%.

Which champions should take Aftershock?

By win rate with the rune: Amumu (Support), Rammus (Jungle), Maokai (Jungle). Amumu leads at 55.5% over 299 games. Most played with it: Nautilus (Support), Leona (Support), Thresh (Support). Tank champions make up 87% of its games.

Aftershock vs Glacial Augment: which is better?

On the same champions, Aftershock wins 1.2 points more often than Glacial Augment (across 8 champion-lane pairs). Across all games: Aftershock 51.2%, Glacial Augment 49.9%.

Is Aftershock better early or late?

Late: Aftershock wins 51.5% of games past 35 minutes vs 50.8% of games that end by 25.