For Lux, the League of Legends champion, the base of the page for patch 26.18 according to community data from u.gg and mobalytics is the Sorcery tree with the Arcane Comet keystone, plus Manaflow Band, Transcendence and Scorch. The secondary tree depends on the role: on mid, Domination with Cheap Shot and Ultimate Hunter works well, on support it’s Inspiration with Cosmic Insight and Magical Footwear. This is not an official recommendation from Riot but a summary of what currently gets played and wins the most at higher ELO, so the numbers and rune order will keep shifting with future patches. How runes work in general is covered in the article on runes in LoL. This one goes straight to what to pick specifically for Lux, whether you play her mid or support.
Recommended rune page for Lux
The base combination, which you adjust to your role and matchup:
- Primary tree, Sorcery: Arcane Comet (keystone), Manaflow Band, Transcendence, Scorch.
- Secondary tree on mid, Domination: Cheap Shot, Ultimate Hunter.
- Secondary tree on support, Inspiration: Cosmic Insight, Magical Footwear.
- Stat shards: ability haste, adaptive force, health.
Sorcery as the primary tree is consistent across sources for both roles. The recommendations mainly differ on the secondary tree: some build creators prefer Domination for kill pressure, others Inspiration for mana and free boots.
Why this combination suits Lux
Lux is a long-range mage built around a combo of her passive and four abilities. Illumination marks an enemy she hits, and her next attack or Final Spark deals bonus damage to them. Light Binding is a root with a range of 1300 units on the first two targets hit, Prismatic Barrier is a shield that travels out from her and back, so it can be applied twice per cast, Lucent Singularity is a slowing zone with a delayed detonation, and Final Spark is a beam with a range of 3400 units that consumes the mark from her passive. Her rune page has to address two things at once: extreme range and dependence on mana and cooldowns.
Arcane Comet fits this profile exactly. It delivers a single strong hit at long range that also works on its own, without having to combine several abilities at once like other keystones require. Manaflow Band handles mana: Lux has four abilities with a noticeable mana cost, and in a longer lane without a mana regeneration rune she runs dry quickly. Transcendence reduces cooldowns once she reaches level 11, which directly affects how often Lux can throw Light Binding or Lucent Singularity. Scorch adds extra damage on the first hit, which is especially useful on mid against short trades.
The secondary tree differs by role, because each role wants something different from Lux. On mid, where the game is more about solo trades and trying to get kills, Domination makes sense: Cheap Shot adds damage against impaired targets, and Ultimate Hunter reduces Final Spark’s cooldown based on the number of enemy champions killed, so her ultimate comes back faster the more kills Lux collects. On support, where the priority is different, surviving the whole game and helping the team rather than killing solo, Inspiration makes more sense. Cosmic Insight reduces the cooldown of summoner spells and items, and Magical Footwear gives you free boots earlier, which matters more on a support without gold from farming than it does on mid.
Support Lux also benefits from the fact that Prismatic Barrier already works as a defensive tool for teammates, not just for herself. That’s why a purely defensive variant with Resolve as the secondary tree instead of Inspiration pays off more on her than on mid Lux. The goal isn’t to maximize your own damage but to keep your ADC alive long enough to deal their damage before the fight ends.
Variations by situation
Lux mid against a mobile opponent
Against champions with a dash or blink who easily get through your poke, it pays to strengthen your defensive shards (extra health in two slots instead of one), because Lux has no mobility of her own to make up for an attack at close range.
Lux support against an aggressive bot lane
Against a duo that goes after you and your ADC from the very first levels, it makes sense to swap Inspiration for Resolve with a focus on survival. Less tempo, more certainty that you survive until your crowd control abilities kick in.
Lux against a quiet, positional composition
Against enemies without much burst, where the game is more about chipping away at each other from range, it pays to go more offensive instead: Scorch and adaptive force shards wherever possible, because the risk of dying quickly is low.
Lux as a poke mage against wave clear opponents
If your opponent can clear waves quickly and pushes you back to defend your tower, Manaflow Band and extra mana regeneration help. Without mana, Lux can’t keep up her poke long enough to get anything out of it.
Lux support against a dive composition
When the enemy relies on jumping onto you or your ADC quickly, whether through a jungle gank or a dashing support, move your second stat shard from adaptive force to health and consider Resolve as your secondary tree instead of Inspiration. In a game like that, what matters most is whether you survive the first wave, not how fast you end the game.
What to avoid
- Electrocute instead of Arcane Comet. Electrocute requires three ability hits on one target in a short time, which is impractical for Lux’s long-range profile. Her abilities have long cooldowns and aren’t built for quick close-range combos.
- Skipping Manaflow Band. Without a mana rune, Lux runs out of mana faster than she can deal meaningful damage to the enemy, especially in a longer lane without mana regeneration items.
- The same secondary tree on mid and support. The roles want different things from Lux: solo kill pressure versus supporting and keeping the team alive. Copying one page regardless of role takes away an advantage Lux would otherwise have.
- Purely offensive shards regardless of matchup. Lux has no mobility and no defense of her own apart from the Prismatic Barrier shield. Against mobile or bursty enemies, offensive shards without a defensive safety net quickly stop paying off.
FAQ
For patch 26.18, community data points to Arcane Comet from the Sorcery tree. It delivers a single strong hit at long range, which fits Lux’s long-range profile better than combos that require quick hits at close range.
The primary Sorcery tree stays the same, the secondary tree differs. Mid usually goes for Domination for kill pressure, support for Inspiration for mana and free boots.
Because she has four abilities with a noticeable mana cost, and without a regeneration rune like Manaflow Band she runs out of mana in a longer lane before she can deal meaningful damage to the enemy.
In most cases, no. Electrocute requires three quick hits on one target, which doesn’t match how Lux plays: at range, with long cooldowns between abilities.
Most often ability haste, adaptive force and health. Ability haste brings back key abilities like Light Binding and Lucent Singularity faster, and health makes up for the fact that Lux has no mobility and no defense of her own apart from the Prismatic Barrier shield.
No, it’s purely a shared name. This article is only about Lux, the League of Legends champion, and her rune build, and has nothing to do with any other brand of the same name.
Information verified on 26 August 2026 for patch 26.18, supplemented with community data from u.gg and mobalytics. For a general explanation of the rune system, see the article on runes in LoL, and for recommended pages for other champions, read Yasuo runes, Ahri runes and Katarina runes. You’ll find an overview of all champions in the article on champions and the differences between roles in the roles overview. The whole hub lives in the League of Legends section.