Sudden Impact - League of Legends Rune

Sudden ImpactOverview

Patch26.7
Matches949,984
TierAll Tiers
Last UpdatedApr 19, 2026
MethodologyData 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

Ahri leads with 5.77% pick rate and 87.50% win rate, Graves leads with 5.05% pick rate and 76.19% win rate, Sylas leads with 4.32% pick rate and 81.25% win rate.

Ahri achieves 87.50% win rate (+37.31% diff), LeBlanc achieves 85.71% win rate (+34.25% diff), Shaco achieves 84.21% win rate (+33.82% diff).

Sudden Impact Early vs Late Game Performance's win rate varies throughout the game based on match duration. Sudden Impact Early vs Late Game Performance peaks at 51.45% win rate in 20 minute games, while performing lowest at 48.29% in 45 minute games. Understanding Sudden Impact Early vs Late Game Performance's power spikes across game duration helps optimize your playstyle and decision-making.

Sudden Impact is most commonly used by Assassin (48%), Mage (23%) and Fighter (18%) champions.

These runes are most commonly used alongside Sudden Impact in League of Legends. Grisly Mementos appears in 51.9% of builds with a 74.88% win rate, Electrocute appears in 37.0% of builds with a 75.82% win rate, Treasure Hunter appears in 37.0% of builds with a 70.42% win rate when paired with Sudden Impact.

When to Pick Sudden Impact

Sudden Impact is a Domination tree rune with a 49.23% win rate and 12.70% pick rate in the current patch. It's most effective on Assassin champions (48% of users). The most popular champions using Sudden Impact are Ahri, Graves, Sylas.

Strengths

  • Situationally powerful when used on the right champions
  • Excellent synergy with Ahri (87.50% WR)
  • Strong synergy with Grisly Mementos (51.9% pairing rate)
  • Scales well into late game teamfights

Weaknesses

  • Below average win rate suggests situational use is best
  • Weaker early game requires safe laning phase
  • Less effective on Tank champions
  • Other Domination runes may outperform in specific matchups

Strategic Tips

1

Champion Selection

Pick Sudden Impact on champions like Ahri that can fully utilize its effects. Avoid picking it on champions where other Domination runes provide more value.

2

Rune Synergies

Pair Sudden Impact with Grisly Mementos and Electrocute for the highest win rate combinations.

3

Game Phase Focus

Sudden Impact scales into the late game. Focus on farming safely and reaching your power spikes before committing to fights.

These runes are part of the same Domination rune tree as Sudden Impact. Electrocute, Dark Harvest, Hail of Blades, and 8 more runes can be combined with Sudden Impact in your rune page.

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Sudden Impact - Frequently Asked Questions

What is Sudden Impact and what does it do in League of Legends?

Sudden Impact is a rune in the Domination rune tree. It currently has a 49.23% win rate and 12.70% pick rate across 27 champions in ranked play.

Is Sudden Impact good in the current meta?

Sudden Impact has a 49.23% win rate in the current patch, making it situationally useful. The most popular champions using Sudden Impact are Graves, Fizz, Shaco.

What champion class benefits most from Sudden Impact?

Assassin champions benefit most from Sudden Impact, making up 48% of its usage. Mage (23%) and Fighter (18%) also commonly use this rune.

What runes pair well with Sudden Impact?

The best runes to pair with Sudden Impact are Grisly Mementos, Electrocute, Treasure Hunter. Grisly Mementos appears in 51.9% of builds featuring Sudden Impact with a 74.88% combined win rate.

Which champion has the highest win rate with Sudden Impact?

Briar currently has the highest win rate with Sudden Impact at 52.84%, with a 4.18% pick rate in ranked games.