Sudden Impact rune icon - League of Legends
Win Rate
49.2%
Pick Rate
16.3%

Sudden Impact Rune Effect & Numbers

Sudden Impact C TierDominationRow 1
Patch
26.22
Games with rune
12,587
Lane
All Lanes
Tier
All Tiers
Last Updated
Nov 5, 2026 UTC
Methodology
Data Methodology
Damaging basic attacks and abilities deal a bonus 20 - 80 True Damage based on level to enemy champions after using a dash, leap, blink, teleport, or when leaving stealth for 4s.

Cooldown: 10s
Rune tree
Domination · Row 1
Cooldown
10s
Win Rate
49.2%+0.2 vs row avg
Pick Rate
16.3%
Best champion
Fizz · 53.5%
Most played by
Akali

How Sudden Impact works

Domination · Row 1

Sudden Impact adds 20–80 true damage (by level) to your hits for 4s after a dash, leap, blink, teleport or leaving stealth; 10s cooldown.

  • Both basic attacks and abilities can deliver the bonus, as long as they land within 4 seconds of the movement or stealth exit.
  • Flash and other blink-type summoner spells count as a blink, so even immobile champions can trigger it after flashing in.
  • Best on assassins and skirmishers with dashes or stealth in their kit, where it procs at the start of nearly every trade.

Same row in Domination:Cheap ShotTaste of Blood

More Domination runes:ElectrocuteDark HarvestHail of BladesSixth SenseGrisly MementosDeep WardTreasure HunterRelentless HunterUltimate Hunter

Sudden Impact numbers by level

Patch 26.22

Base values of Sudden Impact 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
True damage2034.148.262.480—
Cooldown10s10s10s10s10s—

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

Sudden Impact calculator

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

Your champion

9
True damage48.2
Cooldown10s

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

Is Sudden Impact good in Patch 26.22?

Patch 26.22

Sudden Impact is situational this patch: a 49.2% win rate over 12,587 games, so take it on the champions that use it best. That is 0.2 points above the average of its row (49.0%).

Tier
C
Win Rate
49.2%vs row +0.2
Pick Rate
16.3%
Games with rune
12,587Large sample

Best lanes for Sudden Impact

All ranks

Sudden Impact is played mostly in Jungle (46% of games). It wins most in Top at 51.8%.

LaneWin RatePick RateShareGames
Jungle48.6%37.7%46%5,830
Mid49.8%27.4%34%4,227
Top51.8%7.4%9%1,140
Support47.4%4.7%6%723
ADC48.6%4.3%5%663

Best champions for Sudden Impact

All ranks

Fizz leads with a 53.5% win rate with Sudden Impact; 52 champions take it this patch.

Sudden Impact win rate by game length

Sudden Impact is strongest early: 50.9% in games of 25 minutes or less vs 48.8% after 35.

Runes paired with Sudden Impact

On the best rune pages that include Sudden Impact, Treasure Hunter shows up most (61% of pages).

Who takes Sudden Impact

Assassin champions account for 50% of Sudden Impact games.

Assassin: 50%Fighter: 34%Marksman: 8%Mage: 5%Support: 2%Tank: 1%
  • Assassin · 50%
  • Fighter · 34%
  • Marksman · 8%
  • Mage · 5%
  • Support · 2%
  • Tank · 1%
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Sudden Impact FAQ – Patch 26.22

What does Sudden Impact do in League of Legends?

Sudden Impact adds 20–80 true damage (by level) to your hits for 4s after a dash, leap, blink, teleport or leaving stealth; 10s cooldown. It is in the Domination tree (Row 1).

What are Sudden Impact's numbers and cooldown?

Sudden Impact: 20–80 true damage. Cooldown: 10s.

Is Sudden Impact good in Patch 26.22?

It is situational: a 49.22% win rate over 12,587 games in Patch 26.22, so it pays off mainly on the champions that use it best. It is C tier on the rune tier list. That is 0.2 points above its row's average of 49.0%.

Which champions should take Sudden Impact?

By win rate with the rune: Fizz (Mid), Ekko (Jungle), Briar (Jungle). Fizz leads at 53.5% over 501 games. Most played with it: Akali (Mid), Fizz (Mid), Kayn (Jungle). Assassin champions make up 50% of its games.

Sudden Impact vs Taste of Blood: which is better?

On the same champions, Sudden Impact wins 8.5 points more often than Taste of Blood (across 6 champion-lane pairs). Across all games: Sudden Impact 49.2%, Taste of Blood 48.0%.

Is Sudden Impact better early or late?

Early: Sudden Impact wins 50.9% of games that end by 25 minutes but 48.8% of games past 35.