Spell vamp (SV) is a defensive stat which converts a percentage of the damage from either champion abilities or item actives into health. Spell vamp will apply to any source of ability damage, which generally excludes most on-hit effects and attack modifiers.
Increasing spell vamp
- below 40% health) (while
Increasing ability drain
Abilities using ability drain do not have a penalty for area of effect damage, unless stated otherwise.
- self-healing (in this case spell vamp) by 30% multiplicatively. So if you had 20% spell vamp before, you will now have 26% spell vamp (not 50%) (20% × 1.3 = 26%). passive will increase your
- Abilities with natural spell vamp have their own spell vamp fully stacking with items, runes and masteries that provide spell vamp.
- Spell vamp applies to all types of damage: magical, physical and true.
- There is a common misconception it only applies to magic damage. This is incorrect.
- Spell vamp applies to nearly everything that isn't classified as an auto-attack. This includes most abilities, but also includes activated item effects (e.g.
- On-hit damage modifiers (e.g. , aka "bonus" or "additional" damage), on-hit damage over time (e.g. and ) and abilities that apply on-hit effects (e.g. and ) are classified as auto-attacks, and will not apply spell vamp. Any physical damage dealt will trigger life steal, while any magic and true damage dealt trigger neither life steal nor spell vamp.
- A list of champion abilities on-hit effects that trigger spell vamp can be found here.
- Area of effect (AoE) spells only apply a third of the listed spell vamp.
- projectiles are classified as single-target, and will apply 100% of your spell vamp.
- Abilities with both single-target and multi-target effects, such as , will apply spell vamp depending on which effect occurs. In that, full spell vamp against a single target; or a third against multiple targets.
- Single target abilities that apply splash damage will apply full spell vamp to the original target, and a third to the splash damage. For example, with .
- Damage over time abilities (DoT) apply full spell vamp. (e.g. and ).
- Does not work with the reflected damage of . It does, however, work with the reflected damage of and .
- Healing reduction effects such as healing reduction for more information. and reduce the health restored by spell vamp. See
Spell vamp is multiplied by total spell damage to determine the amount of health restored. Area of effect spells only heal one-third the normal amount.
- Example: Dealing 300 single-target damage with 10% spell vamp will heal for 30. Dealing 300 area of effect damage with 10% spell vamp will heal for 10 for each enemy affected.
Last updated: December 26, 2016 - V7.24b
- The maximum achievable spell vamp by a playable champion is 100.1% on . Take notice this is not the stat shown in game. It's just the % amount of healing you get from ability damage.
- Spell Vamp Multiplier:
- Relevant mathematics:
- Items = + = 25%
- Runes = = 15%
- Buffs = = 30%
- Heal Multiplier =
× = 1.43
- spell vamp = (25% + 15% + 30%) × 1.43 = 100.1% spell vamp