Chaos Knight/Counters

Bad against...

 * 's armor bonus greatly reduces the damage dealt by Phantasm and negates Reality Rift's debuff.
 * and 's splash damage quickly destroy illusions.
 * will deal colossal amount of damage to your army, as will at lower levels.
 * The area stuns from will always slow down your illusions, since they can't have Spell Immunity.


 * usually catches Chaos Knight with all his illusions.
 * deals damage based on max health, quickly killing Phantasm illusions.


 * and punish Reality Rift with a long stun and heavy damage across all illusions.


 * Using Reality Rift sets up a on Chaos Knight and his illusions.
 * and kill Phantasm illusions quickly, as can  cast on a melee carry.


 * heals a teammate targeted by Reality Rift and heavily damages Chaos Knight and his illusions.
 * prevents pick-offs via Reality Rift (barring level 25 ) and Chaos Bolt.
 * blocks Chaos Knight's damage output.


 * Sand King's massive area damage output, particularly, allows him to quickly take down Chaos Knight and his illusions.
 * He can apply to illusions with attacks for extra damage.


 * turns the target ethereal, protecting them from Reality Rift.
 * instantly destroys illusions. It can effectively negate Phantasm when upgraded with.
 * quickly clears out illusions and can harass Chaos Knight in lane.


 * Sven's shorter cast time allows him to Chaos Knight and his illusions before he can cast Chaos Bolt.
 * 's armor bonus counteracts Reality Rift and reduces Chaos Knight's damage output.
 * and devastate Phantasm illusions.
 * damages and disables Chaos Knight's army.
 * deals respectable area damage at early levels and debuffs Chaos Knight's damage.
 * removes Chaos Bolt and Reality Rift while providing protection from damage.


 * Strong area damage, particularly from, lets Timbersaw clear out illusions quickly.
 * quickly builds stacks against Phantasm illusions, making Timbersaw hard to kill.
 * allows Timbersaw to escape while surrounded.


 * protects targets of Reality Rift.
 * turns Phantasm illusions against Chaos Knight or a teammate.
 * deals decent area damage to Phantasm illusions.
 * 's percentage-based damage quickly wears down Chaos Knight's health.

Others

 * Heroes with strong area damage to destroy Phantasm illusions:, ,.
 * Heroes that can instantly destroy illusions greatly reduce Phantasm's effectiveness:,  ,  ,  ,.
 * Illusion-based and multi-unit heroes can take advantage of Chaos Knight's lack of area damage:, , ,.

Items

 * provides armor and a negative attack speed aura, reducing the damage output of Chaos Knight and his illusions, and can slow and damage them with Arctic Blast.
 * and allow heroes to evade Chaos Knight's attacks, reducing his damage output.
 * and prevent Chaos Knight from focusing down a target by turning it ethereal.
 * creates illusions that can make it difficult for Chaos Knight to initiate on the real hero.

Good against...

 * Phantasm dispels, and the illusions make it difficult to Track the real Chaos Knight.
 * Bounty Hunter is fragile and can easily be killed by Reality Rift.


 * and are of little use against Chaos Knight's physical burst damage.
 * Phantasm and Reality Rift can be used to counter-initiate against.
 * Chaos Bolt locks down Huskar for an easy kill.


 * Reality Rift lets Chaos Knight bypass the Spirit Bear and jump on Lone Druid.
 * The Spirit Bear's lack of scaling means it dies quickly to Chaos Knight during the late-game.


 * Phantasm illusions make it difficult to land and.
 * Chaos Strike's lifesteal offsets 's damage.
 * Chaos Bolt and Reality Rift both interrupt with a comparatively low cooldown.


 * Casting Phantasm before a fight minimizes the disruption from.


 * is minimally effective against Phantasms, and Slark lacks area damage otherwise.
 * can be counteracted by Reality Rift.
 * Slark is naturally frail and dies quickly to Chaos Knight's burst damage before he can build stacks.


 * Phantasm illusions can be used to push towers and force Techies to detonate.
 * Phantasm illusions can be used to sweep and s.
 * Chaos Knight can easily kill a lone Techies before they.


 * Ursa cannot effectively fight against Phantasm illusions with his single-target damage.
 * Chaos Bolt's long stun gives Ursa little opportunity to.


 * As Viper focuses on single-target damage, he has trouble fighting off Phantasm illusions.
 * Reality Rift counteracts Viper's slows and reduces his durability.

Others

 * Phantasm gives Chaos Knight a significant advantage against single-target damage dealers:, ,.
 * Single-target disablers will have difficulty locking down a Chaos Knight with Phantasm active:, , , , ,.
 * Innately fragile heroes will die almost instantly to Reality Rift while Chaos Knight has illusions active:, , ,.

Works well with...

 * helps sustain Chaos Knight's limited mana pool.
 * and provide decent set-up for Chaos Knight's spells.
 * A 4 second Chaos Bolt stun can render an enemy helpless against.


 * gives Huskar high magic resistance, countering Chaos Knight's weakness to area-of-effect spell damage.
 * Chaos Knight can deal with single-target physical damage, which would otherwise shut down Huskar.


 * In lane, can set up Chaos Knight's spells or remove the enemy's mana and prevent them from threatening Chaos Knight.
 * solves Chaos Knight's mana issues.
 * Chaos Bolt provides setup for.
 * The heal from  during daytime helps keep Phantasm illusions alive.
 * helps Chaos Knight get around the map and siege different lanes.


 * can create two Chaos Knight illusions to inflict more damage on the enemy.
 * and allow Chaos Knight to more easily approach slippery enemies.
 * Reality Rift can set up, which in turn amplifies Chaos Knight's single-target damage.

Others

 * Armor reduction considerably boosts Chaos Knight's damage output, especially area debuffs which allow Chaos Knight to pick off more enemies:, , ,.
 * Any hero that can make good use of 's stun to land delayed or damage over time abilities:, ,.

List of heroes that counter Chaos Knight, and list of heroes that work well with Chaos Knight.