Tenacity (or Crowd Control Reduction) is a stat that reduces the duration of all incoming
crowd control status effects except
airborne,
drowsy,
kinematics,
nearsight,
stasis, and
suppression. The stat is the percentage by which the duration is reduced. This reduction is limited, the duration can never drop below 0.5 seconds. The duration of the crowd control is calculated at the time of application and does not change if the tenacity changes.
Contents
Increasing tenacity
Tenacity can be increased with champion abilities, items, runes, and summoner spells, stacking either multiplicatively or
additively depending on the combination of the effects.
Items
- ( )
Elixirs
Champion abilities
Runes
Summoner Spells
Game Modes
Stacking
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These are the combinations that stack additively:
- and (active).
- (or ) with and
Brittle
/ with
All the other combinations stack multiplicatively.
Reducing Tenacity
Tenacity can be reduced to negative values, causing crowd control to last longer.
Champion Abilities
Brittle, which is a unique status effect that reduces tenacity by 30%.
and apply
Monsters
Brittle for a total of -130% tenacity.
has -100% tenacity, doubling the duration of crowd control effects applied to her. This stacks additively with
Trivia
- Until patch V1.0.0.118, Tenacity was an unnamed effect unique to . That patch promoted the effect to a champion statistic and added three new items: , and (all later removed). Tenacity from multiple sources did not stack, similar to Enhanced Movement. In Season Three there was an item overhaul, named item effects were introduced, and Tenacity was reverted to an item effect. In V3.01, all sources of crowd control reduction were changed to say "Tenacity" and Tenacity was reintroduced as a champion statistic.
- Until Season Three, Tenacity's in-game icon was the same as the icon used for V3.01, it shared the same icon as the
Tenacious mastery. As of V3.01, it no longer has an icon in the buff bar.
and passive. Between the introduction of season 3 changes and - Prior to the Preseason of 2021, a website news post was made that announced that Tenacity would reduce the duration of
knockups. However, the change was confirmed to have been cancelled.[1]
- Predating the announcement, in the V4.01 April Fools' Day patch, the following change regarding tenacity was jokingly listed:
Knockups are now reduced by Tenacity and other forms of crowd control reduction.
- Predating the announcement, in the V4.01 April Fools' Day patch, the following change regarding tenacity was jokingly listed:
Last updated: November 20, 2019, patch V9.23
- The biggest amount of Tenacity you can obtain is 98.652% with
- + (+75% tenacity)
- + (+45% tenacity)
- (+30% tenacity)
- + (+60% tenacity)
- (+65% tenacity)
.
- 1 - ((1 - ( + )) × (1 - ( + )) × (1 - ) × (1 - ( + )) × (1 - ) =
- 1 - (0.25 × 0.55 × 0.7 × 0.4 × 0.35) = 98.652%
- With this amount of tenacity, longest crowd control in the game) would only last 0.067 seconds. The minimum crowd control duration prevents this.
- In comparison,
Brittled.
would last 6.5 seconds if the target has no tenacity and is
( - In comparison,
- Note that this amount of tenacity can only be achieved briefly with wearing off almost immediately, and with and which grant a temporary buff.
- With the Ultra Rapid Fire buff enabled, the maximum tenacity achievable is 98.989%.
- 1 - (0.25 × 0.55 × 0.7 × 0.4 × 0.35 × 0.75) = 98.989%
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