Viper in Dota 2: counters, win rate and common mistakes
Viper — Agility, ranged; roles: Carry, Durable, Initiator, Disabler. Public match win rate — 48.6%. In short: Viper is strong against Bristleback, Dragon Knight, Tidehunter but suffers against Windranger, Techies, Slardar.
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Viper win rate by rank
public matches, OpenDota data · scale 40–60%Herald48.5%
Guardian47.6%
Crusader48.1%
Archon48.3%
Legend48.5%
Ancient49.0%
Divine49.1%
Immortal—
Viper is strong against
hover a hero for a summary
Who counters Viper
How to play Viper against counters
items, your spells and what to fear — per enemy
vs WindrangerAvoid standing near trees or allies for Shackleshot, and beat Windrun with magic damage and Viper Strike.43.4%
What to build against it
Monkey King BarPierces Windrun evasion so your attacks land again.
Black King BarProtects you from Shackleshot and Powershot during fights.
Linken's SphereBlocks the unit-target Shackleshot, her key disable on you.
Blade MailPunishes Focus Fire: her rapid attacks reflect damage back to her.
How to use the spells of Viper
Viper StrikeCast Viper Strike after she pops Windrun: the slow stops her escape and poison ignores evasion.
NethertoxinDrop Nethertoxin under her during Focus Fire; the attack speed slow cuts her damage hard.
Corrosive SkinCorrosive Skin punishes each hit she lands; trade back instead of running.
Watch out for Windranger
ShackleshotDon't stand in line in front of a tree, creep or ally relative to her.
Focus FireFocus Fire pierces BKB; counter with Nethertoxin and Viper Strike right away.
vs TechiesProtect your HP from mines and Blast Off!, move carefully and pressure Techies with poison in lane.43.5%
What to build against it
Sentry WardMines can't be seen by True Sight, so vary your paths and don't walk predictable routes.
Black King BarBlocks magical damage and stun from Blast Off! and Sticky Bomb.
Pipe of InsightMagic barrier reduces burst from bombs and mines for the team.
Magic WandTechies casts often, giving charges to survive his combo.
How to use the spells of Viper
Poison AttackHarass Techies with Poison Attack in lane; he's fragile and slow, keep him off XP.
Viper StrikeViper Strike Techies after Blast Off!; he's hurt by his own jump and can't escape.
NosediveUse Nosedive to catch Techies, but don't dive into unscouted mined areas.
Watch out for Techies
Blast Off!Blast Off! deals big AoE damage and stun; don't clump with allies.
Reactive TazerDon't attack the Tazer-buffed ally or get disarmed; wait it out or hit Techies.
vs SlardarDon't fight Slardar in puddles, keep distance and disable his bash with Viper Strike.45.3%
What to build against it
Force StaffPushes you away from Slithereen Crush and his puddle after Sprint.
Black King BarProtects from Slithereen Crush stun; bash pierces BKB, so keep distance.
Ghost ScepterGhost Scepter saves you from physical damage under Corrosive Haze.
Assault CuirassArmor offsets Corrosive Haze's armor reduction.
How to use the spells of Viper
Viper StrikeViper Strike disables passives, shutting off Bash of the Deep and Seaborn Sentinel.
Poison AttackStack Poison Attack from range; the slow stops him reaching you without Sprint.
NethertoxinNethertoxin under Slardar slows his attack speed, delaying his bash.
Watch out for Slardar
Guardian SprintEarly Sprint makes him slow-immune; back off instead of slowing him immediately.
Bash of the DeepBash pierces BKB; avoid melee range and hit from max distance.
vs BeastmasterKill Beastmaster's units, deny Drums of Slom stacks and position against Primal Roar.45.5%
What to build against it
Linken's SphereBlocks unit-target Primal Roar, which pierces BKB.
Lotus OrbReflects Primal Roar back to Beastmaster.
Black King BarProtects from Wild Axes and Raptor roots.
Crimson GuardReduces physical damage from Boar and Beastmaster.
How to use the spells of Viper
NethertoxinDrop Nethertoxin on Boar and Beastmaster; attack slow cuts Inner Beast and drums.
Viper StrikeViper Strike disables passives, turning off Drums of Slom and Inner Beast.
Corrosive SkinCorrosive Skin hits every unit attacking you; summons die fast.
Watch out for Beastmaster
Primal RoarPrimal Roar pierces BKB; stay back and don't be the frontline.
Summon RaptorsRaptors root; don't solo-escape, stay near your team.
vs JakiroDodge Ice Path and Macropyre and pressure fragile Jakiro in lane.45.8%
What to build against it
Black King BarProtects from Ice Path stun and Macropyre damage.
Pipe of InsightReduces Dual Breath and Macropyre magic damage for the team.
Force StaffPushes you out of Macropyre quickly.
How to use the spells of Viper
Poison AttackStack Poison Attack on Jakiro in lane; he's slow and loses long trades.
Viper StrikeViper Strike Jakiro in fights; he can't escape your damage.
NosediveUse Nosedive to exit Macropyre or catch Jakiro.
Watch out for Jakiro
Ice PathDon't stand in a straight line with Jakiro; move at angles.
MacropyreExit Macropyre flames immediately; don't fight in them.
Tips are based on ability descriptions and matchup stats — a guideline, not a rule.
Viper builds by role
purchase popularity on the hero, split by item type; hover an itemStarting items
Iron Branch31%
Circlet24%
Tango14%
Faerie Fire13%
Slippers of Agility3%
Magic Stick1%Early game
Boots of Speed26%
Wraith Band19%
Power Treads16%
Null Talisman6%
Bracer6%
Blade of Alacrity4%
Ring of Health4%Mid game
Blade of Alacrity17%
Dragon Lance11%
Staff of Wizardry9%
Hurricane Pike8%
Yasha7%
Diadem5%
Ogre Axe4%Late game
Ultimate Orb19%Black King Bar12%
Eye of Skadi7%Hurricane Pike6%
Manta Style5%Linken's Sphere4%
Eaglesong4%Situational items on Viper: when to buy
red — heroes that counter ViperMonkey King BarAgainst evasion: pierces Evasion and ButterflyEspecially vs heroes that counter Viper: Windranger
Phantom Assassin
BrewmasterLinken's SphereBlocks single-target disables and ultimatesEspecially vs heroes that counter Viper: Beastmaster
Doom
Legion Commander
Bane
Lion
Batrider
Shadow Shaman
Necrophos
NullifierDispels saves: Ghost, Glimmer, Eul's, WindrunEspecially vs heroes that counter Viper: Windranger
Omniknight
OraclePipe of InsightTeam-wide magic shieldEspecially vs heroes that counter Viper: Jakiro
Lina
Zeus
Leshrac
Invoker
Earthshaker
Queen of PainBlack King BarAgainst heavy disables and magic damage
Silver EdgeDisables passives (Break)
Spectre
Huskar
Slark
Ursa
Timbersaw
AxeManta StyleDispels silences and roots
Death Prophet
Riki
Drow Ranger
Orchid MalevolenceSilence for slippery, spell-based escape heroes
Storm Spirit
Puck
Anti-Mage
Ember Spirit
Void Spirit
Weaver
Diffusal BladeBurns mana of mana-dependent heroes
MedusaWhy players lose on Viper
from matches analyzed on DotaLeak: 1Not enough analyzed Viper matches yet. Analyze yours — it will count.
FAQ
Who counters Viper?
Viper loses most often against Windranger, Techies, Slardar. What to build and how to play vs them →
Who is Viper good against?
Best matchups: Bristleback, Dragon Knight, Tidehunter.
What is Viper's win rate?
In public matches — 48.6%. It varies by rank, see the table above.
What to build on Viper?
In the mid game players most often buy Blade of Alacrity, Dragon Lance, Staff of Wizardry. Situational items depend on the enemy — see above.
