Guide · ADC

Corki Guide

the Daring Bombardier

Marksman

Mage

Tier C ADC

Corki, the Daring Bombardier, is a marksman and mage champion of medium difficulty. Across our 462 analysed ranked games, Corki is mostly played as ADC (74% of its games), and more rarely in Mid (17%), with a 43.7% win rate in that role: tier C among ADC champions (#34 of 36, ranked by win rate). Corki's damage is mostly physical (66%): armor is the best defensive answer against this champion. 14% of that damage is true damage and therefore ignores resistances. Win rate varies with game length: 49.6% in short games (under 25 min, 129 games) versus 35.0% in long games (over 35 min).

Updated Oct 10 2026 · Patch 26.21

Average KDA

6.9 / 6.4 / 6.8

ratio 2.2

Damage / min

899

CS / min

8.2

Gold / min

499

Kill participation

48%

Vision / min

0.73

Averages measured over 343 ADC games played with Corki, from our ranked Solo/Duo data collection.

How to play and combo preview

Written guide · based on the official ability texts

Corki is a mixed-damage marksman-mage: his attacks deal bonus true damage. Phosphorus Bomb reveals, Valkyrie crosses a short distance while dropping bombs, Gatling Gun reduces armor and magic resistance, and Missile Barrage stores ammo of which every third shot is a big Bertha.

Harassment

E AA AA

When: An enemy is within range.

Phosphorus Bomb damages and reveals the area, Gatling Gun fires in a cone, reducing armor and magic resistance.

Repositioning

R AA AA

When: You want to hit and move.

Valkyrie moves you a short distance while dropping bombs and a trail of fire, then Missile Barrage fires.

See all 3 Corki combos: key order, when to cast them, cooldowns →

Laning phase

Your passive converts part of your attack damage into true damage. Gatling Gun reduces the armor and magic resistance of enemies hit.

Common mistakes

Wasting your ultimate's missiles.
Using Valkyrie without looking at its direction.
Neglecting Gatling Gun: the resistance reduction is significant.

Riot's official tips for playing Corki

Phosphorus Bomb can be used to reveal enemy units that might be hiding in a nearby patch of brush.
Valkyrie can be used defensively as well, so try using it for a quick escape.
Corki can continue to attack while using Gatling Gun. Maximizing Gatling Gun is key to mastering Corki.

Build, runes and summoner spells

The most-played core build is Infinity Edge, Essence Reaver, and The Collector (39 games, 53.8% win rate).

39 games · 53.8%

32 games · 46.9%

Lord Dominik's Regards

Essence Reaver

23 games · 52.2%

Skill order

Max order : Q > E > W44.9% · 49 games

	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15
Q		●		●	●		●		●
W			●											●	●
E	●							●		●	●		●
R						●						●

The order shows which abilities reach rank 5 first; the grid shows the most-played level-up sequence with that order (measured over 64 games).

Starting items

Doran's Bow

Health Potion

Health Potion37.0% · 27 games

Doran's Blade

Health Potion53.8% · 26 games

First completed items, in order

Trinity Force

Manamune

34 games · 38.2%

Laning phase (averages)

At 10 min: 3862 gold, 77 CS, 3571 XP. At 15 min: 6616 gold, 120 CS, 5917 XP.

Summoner spells

Flash + Barrier42.7% · 227 games

Exhaust + Flash47.3% · 93 games

Cleanse + Flash44.4% · 18 games

Most-played runes

Conqueror + Inspiration

45.8% · 299 games

Primary tree · Precision

Presence of Mind91%

Legend: Alacrity62%

Cut Down97%

Secondary tree · Inspiration

Cash Back81%

Triple Tonic66%

Shards

Attack speed90%

Adaptive force100%

Health93%

For each row, the most picked rune among the games played with this page (share of games in brackets).

Which items to build against the enemy team?

We sort every game by the enemy team's damage. These are Corki's completed items and their win rate in each situation; "▲" marks an item that does at least 3 points better than its usual win rate.

Mostly magic-damage enemy team45.3% · 95 games

At least 50% of their damage is magic

Trinity Force 41.3%

Infinity Edge 55.8% ▲

The Collector 42.9%

Essence Reaver 53.8% ▲

Hexoptics C44 52.4%

Lord Dominik's Regards 35.3%

The item that stands out most is Essence Reaver: 53.8% win rate, +8 points versus its usual win rate.

Mostly physical-damage enemy team43.7% · 87 games

Less than 35% of their damage is magic

Trinity Force 44.9%

The Collector 51.3% ▲

Infinity Edge 45.7%

Essence Reaver 42.9%

Lord Dominik's Regards 27.3%

Hexoptics C44 40.0%

The item that stands out most is The Collector: 51.3% win rate, +6 points versus its usual win rate.

Balanced enemy team42.9% · 161 games

Mixed physical and magic damage

Trinity Force 44.3%

The Collector 43.8%

Infinity Edge 44.4% ▼

Essence Reaver 43.3%

Lord Dominik's Regards 48.6% ▲

Hexoptics C44 44.4%

The item that stands out most is Lord Dominik's Regards: 48.6% win rate, +9 points versus its usual win rate.

Counters and matchups

Who counters Corki as ADC

Jhin Corki: 47.4%19 games

Jhin has the edge in 53% of the 19 ADC duels against Corki. See the Jhin guide.

Tristana Corki: 54.3%35 games

Tristana has the edge in 46% of the 35 ADC duels against Corki. See the Tristana guide.

Who Corki is strong against

Tristana54.3% · 35 games

Jhin47.4% · 19 games

How to play against Corki

Watch out for Corki's Missile Barrage. They deal splash damage, so you can get hit even when hiding behind minions.
Corki is vulnerable after he uses his Valkyrie or Special Delivery, so try switching focus to him if he uses them to enter a fight.

Riot's official tips.

Win rates measured over direct same-role duels; only matchups with more than 15 games are listed. See all of Corki's matchups.

Corki ADC: what our games say

Laning phase against the ADC average

Measure	Corki	ADC average	Gap
Gold at 10 min	3862	3863	−1
CS at 10 min	77	75	+2
XP at 10 min	3571	3552	+19
Gold at 15 min	6616	6448	+168
CS at 15 min	120	115	+4
XP at 15 min	5917	5813	+104

Measured over 64 Corki games with a timeline; the average covers 49 champions played ADC in our ranked games.

Win rate by game length

short under 25 min49.6 %129 games

medium-length 25 to 35 min41.4 %174 games

long over 35 min35.0 %40 games

Best result: short (under 25 min). Only groups of at least 30 games are shown. A gap of several points shows the phase where the champion is the most reliable.

Corki in another role

Role	Games	Win rate	CS/min	Gold/min	Most-built items
Mid	78	33.3 %	8.2	450
Top	41	46.3 %	8.1	444

Roles where we have at least 40 Corki games.

Abilities

PassiveHextech Munitions

A percentage of Corki's basic attack damage is dealt as bonus true damage.

QPhosphorus Bomb

Corki fires a flash bomb at a target location, dealing magic damage to enemies in the area. This attack additionally reveals units in the area for a duration.

WValkyrie

Corki flies a short distance, dropping bombs that create a trail of fire that damages opponents who remain in it.

EGatling Gun

Corki's gatling gun rapidly fires in a cone in front of him, dealing damage and reducing enemy Armor and Magic Resist.

RMissile Barrage

Corki fires a missile toward his target location that explodes on impact, dealing damage to enemies in an area. Corki stores missiles over time, up to a maximum. Every 3rd missile fired will be a Big One, dealing extra damage.