Omniknight/Counters

Bad against...

 * takes Omniknight out of the fight completely.
 * He may occasionally also be able to use the Satyr Banisher's to remove Omniknight's buffs.


 * will purge.
 * will deplete Omniknight's already small mana pool.
 * Invoker's many disables will keep Omniknight's team occupied until times out.


 * The purge from will remove Omniknight's buffs.


 * Omniknight's buffs provide little protection against and.
 * Outworld Devourer's intelligence steal is also devastating to Omniknight's already low mana pool.


 * will purge Omniknight's buffs from any ally who attacks Razor.


 * All of Omniknight's abilities are valuable for Rubic to, and Omniknight has no throwaway ability to cover his last used spell.


 * will remove Omniknight's buffs.


 * takes Omniknight out of the fight completely.
 * Silencer can also heavily harass Omniknight during the early stages with both and.
 * Silencer's intelligence steal can also cause Omniknight to falter in the early phases as it reduces his ability to use his spells.

Others

 * In general, heroes with large magical AoE damage will fare well against Omniknight:, , ,.
 * and can easily harass Omni out of a lane with their ranged slows and poison damage.

Items

 * and other items that can prevent the casting of spells makes Omniknight useless.
 * 's ability to purge a target of its buffs can become dangerous, as the effects of both and  are both eliminated.
 * 's cyclone can purge.

Good against...

 * Omniknight's healing prevents allies from dropping low enough for.
 * Axe also enjoys getting close to allied heroes in order to damage them with his, which can easily be punished by.


 * s can be easily killed with.


 * is blocked by.


 * is an excellent chance for Omniknight to use.
 * wastes 's duration entirely.


 * goes through.


 * Phantom Assassin is basically useless while is active.


 * is blocked by.

Others

 * Generally, heroes that rely strongly on melee physical damage will fare badly against Omniknight.
 * Most heroes that rely heavily on magic damage and have low movement speed or mobility will have trouble against Omniknight as he can slow them down using his and either he or a more dangerous ally can proceed without issue thanks to

Works well with...

 * A on Clockwerk while he's fighting inside  will turn the fight in Clockwerk's favor.


 * solves Omniknight's mana problems.


 * solves Omniknight's mana problems.


 * Use on an enemy just before  to prevent that enemy from becoming invulnerable and single him out for a quick kill.


 * , and  can make for a very quick kill.
 * can be used as an alternative to a Black King Bar, giving Mortred much needed protection against magical nukers.


 * allows Shadow Fiend to channel in the midst of the enemy team without relying on.


 * let's Storm Spirit get close for an easy.

Others

 * In general, heroes that can blink into enemy formations gives Omniknight an opening to use offensively.
 * Heroes that need a for spell immunity enjoy having Omniknight as an ally as it can either provide them more space to build the item, or allowing the would-be slot to be given to another item.

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