WhyViper's ranged Poison Attack continuously slows movement speed and strips magic resistance, allowing him to easily kite the melee Omniknight and prevent him from closing the gap. Additionally, Viper Strike disables passives, which shuts down Omniknight's Degen Aura and neutralizes the bonus damage from the Omnipresent facet. If Omniknight does manage to trade hits, Corrosive Skin further slows his attack speed while providing Viper with increased magic resistance.
Omniknight Counters & Build
Omniknight is countered by Viper, Necrophos and Undying, and performs best against Sven, Phantom Lancer and Legion Commander — patch 7.41e, legend–ancient.
Countered by
5These heroes beat Omniknight more often than their general strength explains.
WhyNecrophos establishes a clear advantage early in lane, where his ranged attacks, Heartstopper Aura decay, and Death Pulse spam continuously wear down the melee Omniknight while Sadist sustains him. Later in the game, Omniknight's defensive ultimate Guardian Angel only protects allies against physical damage, offering no defense against Necrophos's magical damage and Reaper's Scythe execution.
WhyUndying wins the lane clearly against Omniknight because repeated Decay casts drain the melee hero's strength and maximum health, directly weakening the base damage that scales Hammer of Purity. Furthermore, Omniknight lacks the area-of-effect tools to quickly clear spell-immune Tombstone zombies, which swarm his team and provide Undying with high unit counts to maximize Soul Rip damage and healing.
WhyOmniknight relies on defensive spells to sustain his team, but Black Hole completely prevents affected enemies from moving, attacking, or casting spells like Guardian Angel, Purification, and Repel. Furthermore, Guardian Angel only provides physical damage immunity, leaving Omniknight and his allies vulnerable to Midnight Pulse and Black Hole.
WhyEarthshaker clearly loses the lane to Omniknight, struggling against melee trades amplified by Hammer of Purity and Purification. Earthshaker's advantage arrives later in the game, where Fissure can isolate targets and instant AoE lockdown from Aftershock and Echo Slam can burst clustered enemies before Omniknight can save them with Repel or Guardian Angel.
Strong against
5Omniknight outperforms against these.
WhyWhile the lane between them is roughly even, Omniknight likely troubles Sven later in the game because Guardian Angel provides physical damage immunity, directly nullifying the heavy physical burst Sven relies on during God's Strength. Additionally, Repel grants Debuff Immunity to block the stun from Storm Hammer, preventing Sven from exploiting his Vanquisher bonus damage against key targets.
WhyOmniknight gains an early advantage in lane where Purification punishes Phantom Lancer's melee range and clustered illusions while Hammer of Purity applies heavy pure damage. In teamfights, Guardian Angel completely negates Phantom Lancer's physical damage output from his attacks and Juxtapose illusions, while Repel provides Debuff Immunity to shrug off Spirit Lance slows.
WhyWhile the laning phase is roughly even, Omniknight gains the advantage in mid-to-late game teamfights by completely countering Legion Commander's primary initiation tool. Guardian Angel provides immunity from physical damage to negate Legion Commander's Duel damage, while Purification instantly heals the Duel target and damages Legion Commander in close proximity. Repel further protects allies, preventing Legion Commander from securing decisive Duel victories.
WhyGuardian Angel provides complete immunity to physical damage, heavily blunting Slardar's physical burst and Corrosive Haze armor reduction during teamfights. Repel grants Debuff Immunity while converting incoming debuffs into bonus Strength and HP regeneration, and Hammer of Purity's pure damage allows Omniknight to bypass Slardar's high armor from Seaborn Sentinel.
WhyOmniknight gains an early lane advantage by pressuring Lifestealer with pure damage from Hammer of Purity and burst from Purification, while Repel can shrug off Open Wounds. Later on, Guardian Angel nullifies Lifestealer's purely physical attacks and prevents him from sustaining with Feast during teamfights.
Best allies
5Pairs that win more together than apart.
Popular build
legend–ancientThe eight most-bought items, in the order they are usually finished. Chosen by purchase frequency rather than win rate — an item's win rate reflects how the game was going, not what the item did. The minute is the median completion time: what to aim for.
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Bracer 2min 2,171 builds -
Soul Ring 4min 1,283 builds -
Echo Sabre 14min 1,742 builds -
Harpoon 17min 545 builds
Patch 7.41e · legend–ancient · updated 2026-08-24. Figures are shrunk toward the expected result by sample size, so a large number on thin data is deliberately damped rather than shown raw.