3 Corki combos explained key by key: in which order to cast the abilities, when to use them and what each step does. The main combo is Q › E › AA. Further down: every ability's cooldown, cost and range, and the skill max order measured over ranked games.
Corki combos
Written guide · based on the official ability texts
Harassment
Q›E›AAAA
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
W›R›AAAA
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.
The siege ultimate
R›R›R
When: Enemies are within barrage range.
Missile Barrage fires stored explosive missiles; one in 3 is a big Bertha dealing more damage.
Common mistakes
Wasting your ultimate's missiles.
Using Valkyrie without looking at its direction.
Neglecting Gatling Gun: the resistance reduction is significant.
Cooldowns, costs and ranges
A combo only comes back once its abilities are off cooldown: these values (rank 1 to max rank, in seconds) tell how long to wait between two combos. Source: Data Dragon 16.19.1.
Ability
Cooldown (s)
Cost
Range
Q · Phosphorus Bomb
9/8.5/8/7.5/7
60/65/70/75/80 Mana
825
W · Valkyrie
20/18/16/14/12
80/85/90/95/100 Mana
600
E · Gatling Gun
12
50/55/60/65/70 Mana
600
R · Missile Barrage
2
35 Mana
1225
Official ability descriptions
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.
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
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W
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E
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R
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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).
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.
How to play around Corki's combos
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.
Frequently asked questions
What is Corki's main combo?
Harassment: Q › E › AA. An enemy is within range. Phosphorus Bomb damages and reveals the area, Gatling Gun fires in a cone, reducing armor and magic resistance.
Which ability should I max first on Corki?
The most-played max order is Q > E > W (49 games, 44.9% win rate).
What is the cooldown of Corki's ultimate?
Missile Barrage has a 2 second cooldown depending on its rank.