Gyrocopter
* Low-health, normally mobile carries with a lot of damage are vulnerable to Bane's nukes and disables: 
Anti-Mage, 
Clinkz, 
Drow Ranger, 
Faceless Void, 
Gyrocopter, 
Juggernaut, 
Luna, 
Meepo, 
Mirana, 
Monkey King, 
Morphling, 
Phantom Assassin, 
Phantom Lancer, 
Riki, 
Shadow Fiend, 
Slark, 
Sniper, 
Terrorblade, 
Troll Warlord, 
Weaver.
Brewmaster
* After Brewmaster has committed Thunder Clap and Cinder Brew to gank, Bane can use 
Nightmare on Brewmaster to wait out the debuffs, and might even turn the tables by buying time for allied reinforcements.
* Bane can also prevent Brewmaster from using Primal Split with his long disables.
Gyrocopter
* 
Blink makes it hard for Gyrocopter to pin down Queen of Pain.
* 
Sonic Wave is very effective at ganking Gyrocopter in the early game.
Brewmaster
* Blinking heroes like Anti-Mage or 
Queen of Pain can often chase down an injured Brewmaster after his ultimate expires.
Gyrocopter
* Heroes with high magical burst damage will kill Gyrocopter before he gets to do much: 
Lina, 
Lion, 
Zeus
Brewmaster
* 
Hex's instant cast time will force Brewmaster into the awkward situation of needing some form of spell immunity or block to prevent being immediately hex upon blinking in, or wait until Lion has used all his crowd control before entering a fight. His direct magic burst also makes Brewmaster's Drunken Brawler worthless versus Lion.
Gyrocopter
* 
Magnetic Field evades most of Gyrocopter's attacks.
Brewmaster
* 
Hex's instant cast time will force Brewmaster into the awkward situation of needing some form of spell immunity or block to prevent being immediately hex upon blinking in, or wait until Shaman has used all his crowd control before entering a fight.
* Brewmaster also has no defense against Shadow Shaman lockdowns.
Brewmaster
* Outworld Destroyer's pure damage will mop up Primal Split's units very quickly.
Gyrocopter
* 
Rage ignores all of Gyrocopter's magical attacks.
* 
Feast helps Lifestealer out-damage Gyrocopter at close range.
Brewmaster
* 
Ancient Seal's instant cast time will often silence Brewmaster before he can do anything.
* Brewmaster also has no defense against Skywrath Mage's massive magical damage.
Brewmaster
* Brewmaster is slow and has low armor, making his laning stage very difficult against Geminate Attack.
* Apart from the slow moving 
Hurl Boulder, which can be disjointed, he has no control to catch Weaver.
Gyrocopter
* Void Spirit can easily dodge Gyrocopter's {Ability ID:Homing Missile|gyrocopter} with the help of Dissimilate.
* Void Spirit can partly dodge 
Call Down via Dissimilate or move out of its range with Astral Step.
* Gyrocopter has no escape abilities, which benefits Void Spirit's high mobility.
Gyrocopter
* 
Laguna Blade ends Gyrocopter very quickly in the early to mid game.
Gyrocopter
* 
Blade Fury and 
Omnislash allows Juggernaut to avoid Gyrocopter's area attacks entirely.
Brewmaster
* 
Exorcism kills Primal Split's units very quickly.
Gyrocopter
* Timbersaw is often too mobile and durable for Gyrocopter to bring down with his area attacks.
Gyrocopter
* Heroes with high magical burst damage will kill Gyrocopter before he gets to do much: Lina, Lion, Zeus
Gyrocopter
* Any hero with a low HP pool is easy for Tinker to nuke down: 
Crystal Maiden, 
Enchantress, Gyrocopter, Lion, Riki, 
Techies, Terrorblade, 
Necrophos, 
Invoker.
Gyrocopter
* Heroes with weaker mobility will struggle to keep up with Night Stalker: Gyrocopter, 
Ursa, Drow Ranger
Gyrocopter
* Heroes who rely on burst damage with magical damage will struggle to kill Primal Beast: 
Spirit Breaker, Gyrocopter, 
Leshrac
Gyrocopter
* Abilities that deal low damage with high amounts of instances are irrelevant against Pudge during Flesh Heap's active: Gyrocopter's 
Rocket Barrage and 
Dark Seer's 
Ion Shell are just a couple examples.
Gyrocopter
* Heroes with high mobility will be able to avoid Gyrocopter's area attacks: 
Storm Spirit, Morphling, 
Ember Spirit
Gyrocopter
* Heroes with high mobility will be able to avoid Gyrocopter's area attacks: Storm Spirit, Morphling, Ember Spirit
Gyrocopter
* Heroes with summons that are destroyed by a fixed number of attacks: 
Undying's 
Tombstone, Gyrocopter's 
Homing Missile, and Zeus's 
Nimbus.
Brewmaster
* Heroes with strong team-fight abilities (especially ultimates) like 
Tidehunter, 
Brewmaster, 
Death Prophet, etc.
Gyrocopter
* Heroes with high mobility will be able to avoid Gyrocopter's area attacks: Storm Spirit, Morphling, Ember Spirit
Gyrocopter
* Flak Cannon destroys Chaos Knight's illusions very quickly.
Brewmaster
* Storm's Dispel Magic combined with Thunder Clap deals high damage against Chaos Knight's illusions even in the late game.
* Chaos Knight's reliance on physical damage is easily hindered by Drunken Brawler.
* Chaos Knight's lack of area effect and mobility makes him easily overwhelmed by Primal Split.
Additional:
* 
Dispel Magic from {U:Storm} can instantly kill Phantasms early on, and can still deal a lot of damage to them late game, revealing the real Chaos Knight.
Gyrocopter
* Weak damage but high tick rate or persist in a long time: Slark, Gyrocopter, Queen of Pain, 
Shadow Shaman (
Shackles), 
Jakiro, 
Pugna, 
Doom
* Heroes that can quickly deal damage to her, regardless of how weak they are, can easily break through her Refraction:
* Multiple attackers thanks to summoned units or clones: Meepo, 
Witch Doctor, 
Lycan, 
Enigma, Shadow Shaman
* Multiple attackers thanks to illusions: Phantom Lancer, 
Chaos Knight, 
Naga Siren (bonus for her 
Ensnare). Also despite the visual effects, Templar Assassin does not spill damage against illusions or buildings, so she is not a really good hero to clean up illusions.
* Weak damage but high tick rate or persist in a long time: Slark, Gyrocopter, Queen of Pain, Shadow Shaman (Shackles), Jakiro, Pugna, Doom
Brewmaster
* The three Primal Split brewlings all attacking Templar Assassin at once will remove her 
Refraction quickly, especially with Fire's Permanent Immolation.
* Templar Assassin has no way to stop Brewmaster from using Primal Split by herself, and may get unlucky and miss her 
Meld if trying to burst him during her ally's disable.
Gyrocopter
* Heroes with heavy early and mid-game magical damage are also problematic for Phantom Assassin due to being able to easily kill her before she can gain an item advantage over them: Lina, Necrophos, 
Nyx Assassin, Gyrocopter.
Brewmaster
* In general, Brewmaster's Cinder Brew and Thunder Clap makes him good against physical damage carries: Ursa, Clinkz, Faceless Void, Troll Warlord, 
Templar Assassin, Phantom Assassin.
Gyrocopter
* Flak Cannon destroys Terrorblade's illusions very quickly.
Brewmaster
* 
Cinder Brew and 
Drunken Brawler makes it hard for Monkey King to stack Jingu Mastery.
* 
Cyclone can remove Monkey king for 6 seconds if his allies lack dispels.
* Dispel Magic can dispel Jingu Mastery's bonuses.
Gyrocopter
* Flak Cannon rips through Tombstone's zombies.
Additional:
* 
Flak Cannon enables Gyrocopter to clear the zombies easily.
Brewmaster
* 
Primal Split makes Brewmaster invulnerable for the duration, rendering effects of Cold Feet and Ice Blast useless.
* Dispel Magic can dispel Cold Feet from allies.
* Brewmaster can easily run Ancient Apparition down with the slow from 
Thunder Clap and Cinder Brew.
Brewmaster
* Cyclone from Storm in Primal Split can waste Nyx's Spiked Carapace, since its duration is shorter than the Cyclone's.
Brewmaster
* Brewmaster can waste a large portion of Lycan's ultimate by putting him in Cyclone.
* Lycan has no way to stop Brewmaster from using Primal Split by himself.
* Lycan's team often tries to push towers as a group, and Brewmaster excels at winning teamfights while trying to defend a tower.
Gyrocopter
* Flak Cannon and Call Down destroy Phantom Lancer's illusions very quickly.
Additional:
* Flak Cannon destroys Phantom Lancer's illusions very quickly.
Gyrocopter
* Flak Cannon and Call Down can easily clear Naga Siren's illusions.
Brewmaster
* {U:Earth} has passive 
Spell Immunity, allowing him to walk into the Echo Stomp radius to stun Elder Titan with his Hurl Boulder.
* {U:Storm}'s Cyclone can cancel the channeling of Echo Stomp and take Elder Titan out of the fight for {show:A|Storm|Cyclone|value2} seconds.
Brewmaster
* Dispel Magic can remove Abaddon's 
Aphotic Shield or 
Curse of Avernus on an allied hero.
* Cyclone's lengthy duration wastes much of 
Borrowed Time's duration.
Additional:
* {U:Storm} can use Cyclone on Abaddon when he activates Borrowed Time, wasting its duration.
* Drunken Brawler and Thunder Clap hinder Abaddon from applying Curse of Avernus' silence on him.
Gyrocopter
* Flak Cannon and Call Down will shred Meepo's clones.
* Homing Missile can catch and single out retreating Meepos, making them an easy kill.
Brewmaster
* Brewmaster can make the Spirit Bear a much smaller threat with Cinder Brew.
* Cyclone removes the bear from a fight so that his team can easily focus on the hero.
* While most heroes would be worn down by a Spirit Bear 
Radiance in the time it takes to kill Lone Druid, Brewmaster is protected in Primal Split.
Gyrocopter
* Heroes that relies on armor or other type of physical damage negation are easy for Gyrocopter to take down during the early game with his magical damage: 
Axe, 
Dragon Knight, 
Sven.
Gyrocopter
* Heroes that relies on armor or other type of physical damage negation are easy for Gyrocopter to take down during the early game with his magical damage: Axe, Dragon Knight, Sven.
Brewmaster
* Heroes who produce many summons will have a hard time against Storm's Dispel Magic during teamfight: 
Broodmother, Enigma, 
Nature's Prophet.
Brewmaster
* Brewmaster with Primal Split
* Heroes that can dodge Glimpse:
* 
Puck with 
Phase Shift
* Riki with 
Tricks of the Trade
* Phantom Lancer with 
Doppelganger
* Ember Spirit with 
Sleight of Fist and 
Activate Fire Remnant
* Chaos Knight with 
Phantasm
* Naga Siren with 
Mirror Image
* 
Tusk with 
Snowball
* Juggernaut with Omnislash
* Brewmaster with Primal Split
* 
Lifestealer with 
Infest
* 
Phoenix with 
Supernova
Brewmaster
* Heroes with evasions: Phantom Assassin, Brewmaster, 
Hoodwink, 
Windranger.
Additional:
* If Ursa uses 
Enrage Brewmaster can use Cyclone to render him harmless during his ultimate.
* Brewmaster has two spells to slow down Ursa, allowing his team to kite around him easily.
Gyrocopter
* Heroes that relies on armor or other type of physical damage negation are easy for Gyrocopter to take down during the early game with his magical damage: Axe, Dragon Knight, Sven.
Brewmaster
* Heroes who produce many summons will have a hard time against Storm's Dispel Magic during teamfight: Broodmother, Enigma, Nature's Prophet.
Brewmaster
* In general, Brewmaster's Cinder Brew and Thunder Clap makes him good against physical damage carries: Ursa, Clinkz, Faceless Void, Troll Warlord, Templar Assassin, Phantom Assassin.
Brewmaster
* Heroes who produce many summons will have a hard time against Storm's Dispel Magic during teamfight: Broodmother, Enigma, Nature's Prophet.
Brewmaster
* Heroes that excel at grouping up with their team very early will be able to take advantage of a Clinkz that tries to pick off heroes that are alone: Brewmaster, 
Dazzle, Tidehunter.
Brewmaster
* Heroes with area dispel can kill multiple skeletons at once: Brewmaster, 
Oracle.
Gyrocopter
* Heroes with cleave or multi-target attacks can quickly take on Familiars and reduce Visage's firepower like Gyrocopter, 
Kunkka, 
Magnus and 
Medusa.
Gyrocopter
* 
Time Walk makes it hard for Gyrocopter to pin down Faceless Void. With 
Backtrack it also negates most of his attacks.
* 
Time Dilation will prevent Gyrocopter from using his cooldown spells.
Brewmaster
* Thunder Clap and Drunken Brawler prevent Faceless Void from maximising his damage potential in fights.
* Cyclone disables Faceless Void during Chronosphere or in general.
Gyrocopter
* 
Guardian Angel negates most of Gyrocopter's physical АоЕ damage.
* 
Heavenly Grace dispels Homing Missile stun.
Brewmaster
* Dispel Magic from {U:Storm} instantly removes Heavenly Grace and Guardian Angel from Omniknight's allies in its radius of effect.
Gyrocopter
* 
Life Break and 
Burning Spear usually kills Gyrocopter before he can do much damage to Huskar.
* 
Inner Fire applies a disarm on all enemies, which can be a hindrance to Gyrocopter.
Brewmaster
* Brewmaster can use Cyclone to disable Huskar's healer for much longer than most other heroes can, to make Huskar vulnerable.
* Huskar has no way to stop Brewmaster from using Primal Split by himself, but can cut a good amount of his high health away if Huskar's team wants to burst Brewmaster down during a different disable.
Gyrocopter
*
Mana Break makes Gyrocopter, who has low mana pool, unable to use his abilities that most of his damage output depends on.
Counterspell negates magical damages from Gyrocopter and it can also reflect Homing Missile back to himself.
Blink.
*
* Anti-Mage can easily escape from Gyrocopter's attack range and Call Down with
Brewmaster
* Blinking heroes like
Anti-Mage or 
Queen of Pain can often chase down an injured Brewmaster after his ultimate expires.