Invoker/Counters

Bad against...

 * Anti-Mage's mobility and magical resistance make him nearly impossible to kill alone.
 * Invoker's spells cost a lot of mana while Invoker himself has a lot of mana, that means Invoker and his team is very vulnerable to Anti-Mage's which can do a ton of damage.
 * allows Anti-Mage to escape from Invoker's combo if he doesn't have disables.


 * Doom will completely take Invoker out of a fight, which is especially harmful as Invoker is a core hero.


 * prevents Invoker from furtherly invoking for the entire duration of the buff, as well as massively slowing Invoker based on the large amount of spells he has.
 * will completely negate Invoker's combo damage.


 * Queen of Pain usually outlanes Invoker, giving her team a significant early game advantage while Invoker is still farming.
 * allows Queen of Pain to escape from Invoker's combo if he doesn't have disables.


 * Invoker is heavily dependent on his spells, making him useless during, as well as interrupting Invoker during his combo.
 * is particularly deadly, because Invoker will continuously lose health if he keeps invoking and casting new spells.
 * will silence Invoker when he casts, interrupting his combo.


 * In the early to mid-game, Invoker is defenseless against Storm Spirit's ganking with and.


 * Nyx Assassin takes advantage of Invoker's massive intelligence gains and mana pool to do tons of damage using, as the spell does more damage based on the target's intelligence. This also combos well with Anti-Mage.

Others

 * 's can deal massive damage to Invoker in a protracted fight, especially if Invoker is casting a spell every few seconds with.
 * ,, both have ultimates which prevent Invoker's from going invisible when he casts.

Items

 * significantly reduces Invoker's damage output.
 * prevents nearly all of Invoker's damage for its duration.
 * allows you to completely negate an Eul combo from Invoker, although any smart Invoker will wait for you to use your Eul first before using his combo.
 * is a cheaper alternative to reduce Invoker's damage.

Good against...

 * Invoker's spells will disable and destroy Legion Commander while she's locked in a.


 * Most of Invoker's spells can hit Nature's Prophet inside, or when he runs into the treeline.


 * Tinker is relatively helpless against Invoker, as his and  can be easily interrupted by Invoker's long range disables, even if he blinks away.

Others

 * Heroes with long animations can be frequently interrupted with :, , or.
 * Heroes with naturally low mana can be easily shut down by :, , ,.

Works well with...

 * reveals enemies at low health across the entire map, making it easy for Invoker to land a.


 * is a good way to pull enemies into Invoker's AoE spells.


 * keeps enemies together for easy nuking.


 * holds several enemies in place for to do its damage.


 * Legion Commander benefits greatly from during.
 * With global, Invoker can help Legion Commander win s anywhere on the map.

Others

 * 's damage over time abilities will continuously trigger.
 * Heroes with long stuns and hides like can set Invoker up for his spell combos.
 * Autoattack heroes with with low attack speed but high attack damage will benefit greatly from : ,

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