Viper

npc_dota_hero_viper · hero #47

The official kit, with talent choices separated from ordinary ability artwork.

Heroes → Builds

Hero-specific Builds are not published in this source snapshot. This kit is an asset reference, not a recommended or observed build.

Open the existing Heroes research view →

Explore Base / Scepter / Shard upgrades →

Abilities

Poison Attack

Abilities · source: available

viper_poison_attack · #5218

Nethertoxin

Abilities · source: available

viper_nethertoxin · #5219

Corrosive Skin

Abilities · source: available

viper_corrosive_skin · #5220

Nosedive

Hidden / internal · source: available

viper_nose_dive · #983

Missing source image

Predator

Abilities · source: missing

viper_predator · #1461

Viper Strike

Abilities · source: available

viper_viper_strike · #5221

Talents

Shared official branch artwork, not individual portraits. Left/right and levels follow Valve’s website ordering. “?” means the source value could not be resolved.

-50% Viper Strike Mana Cost / Cooldown

special_bonus_unique_viper_8 · #985

left branch · source: not-applicable

Nethertoxin Radius increases by 25 every 0.5s

special_bonus_unique_viper_nethertoxin_radius · #1549

right branch · source: not-applicable

+0.35 Predator Damage Per Missing Health

special_bonus_unique_viper_predator_damage · #1540

left branch · source: not-applicable

+70 Viper Strike DPS

special_bonus_unique_viper_2 · #6165

right branch · source: not-applicable

+15% Poison Attack Slow / Damage

special_bonus_unique_viper_7 · #984

left branch · source: not-applicable

+20/40 Nethertoxin Min/Max Damage

special_bonus_unique_viper_3 · #6819

right branch · source: not-applicable

+15 Corrosive Skin Damage Per Second

special_bonus_unique_viper_1 · #6156

left branch · source: not-applicable

+1s Viper Strike Duration

special_bonus_unique_viper_4 · #6820

right branch · source: not-applicable

Source evidence

Official hero data ↗

Retrieved 2026-09-10T13:39:43.996627+00:00

SHA-256 078647f23ff65e14a7e1ee257baa64ed3fb6f5240c6e967ef46b7476458d29fd

Browse all Talents, recipes and missing records →

Official Valve feeds and CDN; historical game-script evidence mirrored by dotabuff/d2vpkr. Retrieval dates are not patch versions.

Taxonomy & coverage (JSON)