Head-to-head Dota 2 7.41e win rate from ranked matches.
In Dota 2 7.41e, Naga Siren wins the Naga Siren vs Viper matchup: Naga Siren beats Viper in 51.95% of 256 ranked matches.
Relying on Nethertoxin to clear waves is a losing play for Viper, as Naga Siren’s illusions can simply walk out of the static circle. This dynamic forces him into a reactive game, trying to defend towers against constant pressure he can't efficiently handle alone. Even in direct fights, Viper's single-target damage and slows from Poison Attack are much less effective when spread across multiple units that can be resummoned. It’s ironic because Song of the Siren sets up a perfect Nethertoxin when they’re allies, but as opponents, Naga always has a reset to disengage from Viper’s damage-over-time commitment. She creates a map-wide problem he doesn’t have the right tools to solve.
How the matchup shifts across skill brackets — Naga Siren's win rate against Viper in recent ranked matches, split by average match rank. Ranks with too few recent matches are omitted. These rows use the last 30 days of quality-filtered ranked matches, all patches in that span combined — a wider window than the patch-scoped count above, so the per-rank match totals can exceed it.
| Rank | Naga Siren win rate | Matches |
|---|---|---|
| Herald & Guardian | 54.07% | 270 |
| Crusader & Archon | 50.86% | 291 |
Naga Siren's win rate against Viper in each recent balance patch — whether this matchup is trending up or down. Patches without enough matches are omitted.
| Patch | Naga Siren win rate | Change | Matches |
|---|---|---|---|
| 7.41e | 51.95% | ▼ -1.9pp | 256 |
| 7.41d | 53.90% | ▼ -1.9pp | 27,624 |
| 7.41c | 55.82% | ▲ +0.1pp | 14,892 |
| 7.41b | 55.77% | — | 17,150 |
Move this data into a draft
Naga Siren starts on Radiant and Viper on Dire. Add the other eight picks to see whether this head-to-head edge survives the full draft.
Data updated Aug 11, 2026.