Falcon Blade

A core item to improve your damage, tankiness, and mana sustain to spam Rocket Barrage and Flak Cannon. Helps you in both farming and fighting.

Power Treads

A core Boots upgrade to improve your mobility and damage output with attack speed and stats. Helps farm much faster with more DPS during Flak Cannon.

Crystalys

A core item that speeds up your farming with increased right click damage. Goes well with Aghanims Scepter Side Gunner which can also crit on attacks.

Aghanim's Scepter

A core item that significantly increases your DPS with more attacks. The Side Gunner can also fire while you are disabled and all attack modifiers apply as well.

Satanic

A core item that provides HP sustain with lifesteal and dispel yourself on cast. Works well with Aghanims Scepter to lifesteal with Side Gunner even when you are stunned.

Daedalus

A core upgrade for Crystalys to boost your right click damage. Goes well with Aghanims Scepter Side Gunner which can also crit on attacks.

Butterfly

A core item to have more DPS with attack speed for faster Flak Cannon hits. Also boosts your tankiness with evasion and armor. The attack speed does not affect your Side Gunner attack interval.

Arcane Boots

A core Boots upgrade to have some much needed mana sustain to spam your spells in teamfights and not have to go back to fountain to be fight ready again.

Aghanim's Shard

A core upgrade to Homing Missile for massive burst potential on enemy heroes with a secondary Rocket Barrage.

Force Staff

A mobility item to push yourself or one of your allies away from trouble, or close the gap on enemies. Can also be used on your Homing Missile to propel it forward and surprise enemy heroes.

Ethereal Blade

A core upgrade for Aether Lens to amplify your magic damage on an enemy hero and burst them down with all your spells. Also works as a save for your cores against physical damage.

Blink Dagger

A mobility item to follow up on the Homing Missile stun and immediately get on top of enemy heroes with all your damage spells and right clicks. Also lets you dodge certain initiations like Chronosphere and Berserkers Call.

Octarine Core

A core item that maintains your teamfight prowess on the map more often by reducing the cooldown of all your spells and items.

Magic Stick

Helps you sustain HP and mana as Gyrocopter frequently uses his spells to harass and set up kills.

Wind Lace

Gives you movement speed to chase down Gyrocopter or get out of Rocket Barrage range. Also helps you move to safety before Homing Missile stuns you.

Boots of Speed

Gives you movement speed to chase down Gyrocopter or get out of Rocket Barrage range. Also helps you move to safety before Homing Missile stuns you.

Headdress

Gives HP sustain to you and your ally to stay in the lane and not get zoned by Gyrocopter's consistent damage from spells and right clicks.

Mekansm

Provides armor against Flak Cannon right clicks as well as heal some of the AoE damage done by Gyrocopter.

Lotus Orb

Lets you reflect Homing Missile back on Gyrocopter when it is about to connect. Also lets you dispel the movement slow from Call Down.

Cloak

Gives you magic resistance to significantly reduce the damage taken from Gyrocopter's magic heavy toolkit.

Pipe of Insight

Gives you and your team magic resistance and barrier to significantly reduce the damage taken from Gyrocopter's magic heavy toolkit.

Eternal Shroud

Gives you magic resistance to significantly reduce the damage taken from Gyrocopter's magic heavy toolkit.

Black King Bar

Gives you debuff immunity and magic resistance to avoid the Homing Missile stun as well as reduce the damage taken from Gyrocopter's magic heavy toolkit.

Glimmer Cape

Gives you an invisibility tool to kite Gyrocopter and save yourself or an ally stunned by Homing Missile. Also helps absorb some of the damage from his spells.

Force Staff

Gives you a repositioning tool to kite Gyrocopter by pushing yourself or an ally out of his Rocket Barrage and attack range.

Ghost Scepter

Lets you kite Gyrocopter by protecting yourself against his right clicks in Ethereal form.

Eul's Scepter of Divinity

Lets you dodge the stun and damage from Homing Missile and Call Down when they are about to connect.

Assault Cuirass

Gives armor to your team and buildings to take less damage from Gyrocopter during Flak Cannon to nullify his kill and push potential.

Butterfly

Gives you armor and evasion to defend yourself against Gyrocopter's right clicks with the tankiness and miss chance.