Kui Build, Items, Arcana & Counters
Kui is a Tier A Roaming pick. Get the best build, core items, arcana, battle spell, counters, and tool-backed item decisions.
Build answer
Kui best build for S15 (June 2026)
International server
Updated: 2026-09-21
Reviewed by: HOKMeta
Role, lane, difficulty
Roaming · Support · Tier A · Easy
Current patch rates
49.4% WR · 0.9% Pick · 0.6% Ban
Core 3 items
Boots of Deftness, Guardian - Radiance, Glacial Buckler
Best arcana
Lvl 5: Fate, Lvl 5: Harmony, Lvl 5: Void
Battle spell
Flash
Best into
Cao Cao, Kaizer, Xiang Yu
Watch out for
Wukong, Musashi, Ying
Recommended item build
Data trust
Kui's 2026 build is designed to make the hero reliable in Roaming. It performs best into Cao Cao, Kaizer, Xiang Yu, but you should respect Wukong, Musashi, Ying and adjust defensive or penetration items when the draft demands it.
Ranked quick read
Kui TL;DR
Kui: Deals area damage upon taking heavy damage in a single hit or after dying.
Fast conclusion
Kui is a Tier A Roaming pick with 49.4% win rate.
Mortals! → Join Me → Into the Void → weave basic attacks
Core 3 items
Boots of Deftness
Guardian - Radiance
Glacial Buckler
Pick when
Your carry needs peel or engage setup, and your team can follow your first crowd-control window.
Avoid when
Main threats: Wukong, Musashi, Ying.
30-day trend
Last 30 days of win rate, pick rate, and ban rate
Use daily snapshots to see whether this hero is heating up, cooling down, or simply staying popular without converting that attention into wins.
Win rate
Current 49.36%
Pick rate
Current 0.93%
Ban rate
Current 0.57%
Trend read
Kui currently sits at 49.36% win rate, with a 30-day move of -0.40 pts and a 7-day move of 0.00 pts.
Win rate is falling by -0.40 pts.
Pick rate is climbing by +0.04 pts.
Ban rate is climbing by +0.05 pts.
Patch reason
There is no current-season official balance entry to cite in the last 45 days.
Tools
Test Kui damage and item builds
Use the calculator for combo damage, or compare two item builds side by side before changing your ranked setup.
Best Build for Kui
End-game item order with gold costs and slot notes. Purchase path may differ in-match.
Build philosophy
Kui benefits from Survivability, Cooldown reduction, Movement speed — match items and runes to kit scaling.
Passive: Deals area damage upon taking heavy damage in a single hit or after dying.
Arcana: Prioritize runes that boost Survivability, Cooldown reduction, Movement speed for this hero's passive and skill scaling.
4 presets — switch by draft, lane, or CN meta. Default matches Roaming when available.
| # | Item | Gold | Stats | Why |
|---|---|---|---|---|
| 1 | Boots of Deftness | 700g | HP +300, MSPD +70 Extra MSPD | Fits Survivability priority — Passive - Swift II — Grants 70 Movement Speed. |
| 2 | Guardian - Radiance | 2,080g | HP +1,200, MSPD +7.5% Survivability aura | Fits Survivability priority — Active - Mirror Domain — Releases a scouting light wave that deals damage 4 times to enemies within a range of 1,200, each dealing damage equal to 3% of current Health and slowing them by 25%–50%. The scouting light remains within range for 2s, providing visibility and exposing stealth units, while also dealing damage and slowing enemies. |
| 3 | Glacial Buckler | 2,040g | CDR +20%, HP +600, PDEF +240 Group damage & slow | Fits Survivability priority — Passive - Frost Shock — Triggers an ice blast when losing 10% of current Health from a single attack, dealing 130–260 magical damage to enemies within range and reducing their Attack Speed by 15% and Movement Speed by 15%–30% for 2s. |
| 4 |  Frigid Charge | 2,030g | PDEF +150, HP +900, CDR +7.5%, Resistance +10% Great crowd control | Fits Survivability priority — Passive - Ice Armor — Resistance +10%. When affected by hard crowd control effects other than suppression, grants a shield that negates (10% HP) damage for 5s. |
| 5 |  Longnight Guardian | 2,020g | MDEF +210, HP +1,000, MSPD +7.5% Reduces magical damage | Fits Survivability priority — Passive - Guardian — When taking damage exceeding 30% max Health within 3s, restores a total of (320 + 8% HP) Health over 3s. |
| 6 |  Overlord's Platemail | 2,450g | HP +1,800, PDEF +160, MDEF +80 Extra HP | Fits Survivability priority — Passive - Fated — Increases HP by 4%. |
Best Arcana & Spells
| Slot | Choice | Effect |
|---|---|---|
| Primary | Fate | Recommended for Support Roaming |
| Spell | Smite / Flash | Adjust Purify/Execute based on enemy dive. |
Abilities
Skill Order
Skill 2 → Skill 1 → Into the Void (max Skill 2 first)
Max primary utility/damage skill first, then Mortals!, and Into the Void on cooldown.
Passive
Ethereal Outburst
Deals area damage upon taking heavy damage in a single hit or after dying.
Skill 1
Mortals!
Damages and slows nearby enemies. Marks enemies in the inner circle while dealing extra damage and slowing enemies.
Skill 2
Join Me
Throws a chain hook in the target direction that pulls the target back, dealing damage and marking them. Passive: Defeats and assists permanently boost Health.
Ultimate
Into the Void
Deals damage multiple times and slows enemies within range. Against marked heroes, the slow effect is upgraded to a stun.
Combos
1. Standard trade
Mortals! → Join Me → Into the Void → weave basic attacks
When: Roaming skirmish or objective fight
Counters & Matchups
🏛️ Camp Official Counter Data
Official counter reference from Camp HOK rank statistics.Kui is strong into
Pick Kui when the enemy drafts these heroes.
- Cao Cao
Kui struggles into
Avoid Kui or ban these when they appear on the enemy team.
vs Similar Heroes
- Kui vs Dolia (Support, Tier S): Dolia is 1.8% pick / 46.1% WR. Kui has +3.7% WR vs Dolia in Camp data. Choose Kui when you need Roaming identity; choose Dolia for Roaming comfort.
- Kui vs Cai Yan (Support, Tier S): Cai Yan is 1.3% pick / 50.3% WR. Cai Yan wins 0.6% more often globally. Choose Kui when you need Roaming identity; choose Cai Yan for Roaming comfort.
Playstyle & Ranked Tips
Laning Phase
Help marksman crash wave, then rotate mid for picks. Return before Tyrant if your carry has no escape.
Teamfight Role
Peel carry first, then look for pick on out-of-position enemies. Ward Tyrant 30s before spawn.
High Rank (Diamond+)
Kui is a viable Tier A pick in high rank with 49.8% win rate — strong in one-trick hands or as a counter-pick. Pick rate 1.0% — frequently seen in ranked; learn the matchup even if you do not main Kui.
Related decisions
Keep researching Kui
Kui full guide
Lane plan, teamfight rules, ranked mistakes, and matchup notes.
Kui counters
Best counter picks, matchup notes, and draft risks.
Kui damage calculator
Test item damage against marksman, mage, fighter, and tank templates.
Kui build compare
Compare two item builds and get matchup-specific conclusions.
Best Support heroes
Compare this pick with other heroes in the same role.
Kui Build 2026 FAQ
Quick answers for Kui builds, arcana, counters, lane choice, and ranked value.
What is the best Kui build in 2026?
The best Kui build in 2026 uses Boots of Deftness, Guardian - Radiance, Glacial Buckler, Frigid Charge, Longnight Guardian, Overlord's Platemail. Play Kui in Roaming, take Lvl 5: Fate, Lvl 5: Harmony, Lvl 5: Void arcana, and usually run Flash. This recommendation is aligned with S15 (June 2026) and the 2026-09-21 HOKMeta data snapshot.
What is the best arcana for Kui?
The best Kui arcana setup is Lvl 5: Fate, Lvl 5: Harmony, Lvl 5: Void. Keep the core damage arcana first, then adjust movement speed, pierce, or sustain only when the matchup makes your lane unsafe.
What should Kui build first?
Kui usually wants Boots of Deftness first because the first item should stabilize Roaming clear speed, trading power, or tempo. If the lane is unsafe, adjust boots or a small defensive component first, but do not delay the core damage curve too long.
What should Kui build against tanks?
Use the HOKMeta damage calculator or build compare tool to test penetration, sustained damage, and survivability against tank templates. The best anti-tank item choice depends on whether Kui can keep attacking safely or needs a defensive item to survive the first engage.
Who counters Kui?
Kui is most vulnerable to Wukong, Musashi, Ying. Draft peel, respect engage range, and adjust items when the enemy lineup can dive or chain crowd control.
What lane does Kui play?
Kui is mainly played as a Support in Roaming. In ranked games, prioritize a stable farm pattern and only rotate early when the wave state keeps your economy safe.