The champions that counter Swain hardest in mid lane are Vladimir (43.07%), Ziggs (43.79%) and Lux (43.98%) — those are Swain's own pooled win rates. The easiest matchups are Aurelion Sol (58.91%), Neeko (55.04%) and Annie (52.1%).
46 researched matchup guides for Swain in mid lane, most-played first. Win rates are Swain's side, pooled Emerald+ games sampled July 2026.
| Matchup | Win rate | Games | Favour |
|---|---|---|---|
| Swain vs Sylas | 46.93% | 4,692 | Leans Sylas |
| Swain vs Viktor | 45.58% | 3,686 | Leans Viktor |
| Swain vs Yasuo | 48.48% | 3,573 | Leans Yasuo |
| Swain vs Ahri | 46.69% | 3,551 | Leans Ahri |
| Swain vs Syndra | 45.66% | 3,123 | Leans Syndra |
| Swain vs Zed | 46.98% | 2,980 | Leans Zed |
| Swain vs Yone | 48.05% | 2,905 | Leans Yone |
| Swain vs Malzahar | 47.04% | 2,851 | Leans Malzahar |
| Swain vs Katarina | 44.38% | 2,609 | Katarina favoured |
| Swain vs Akali | 47.99% | 2,332 | Leans Akali |
| Swain vs Lissandra | 47.53% | 2,211 | Leans Lissandra |
| Swain vs Vladimir | 43.07% | 2,085 | Vladimir favoured |
| Swain vs Fizz | 45.78% | 2,060 | Leans Fizz |
| Swain vs Twisted Fate | 48.88% | 2,009 | Leans Twisted Fate |
| Swain vs Lux | 43.98% | 2,008 | Lux favoured |
| Swain vs Xerath | 46.4% | 1,931 | Leans Xerath |
| Swain vs Galio | 48.81% | 1,930 | Leans Galio |
| Swain vs Hwei | 46.04% | 1,905 | Leans Hwei |
| Swain vs Diana | 45.11% | 1,860 | Leans Diana |
| Swain vs LeBlanc | 48.04% | 1,613 | Leans LeBlanc |
| Swain vs Veigar | 47.33% | 1,593 | Leans Veigar |
| Swain vs Naafiri | 48.18% | 1,453 | Leans Naafiri |
| Swain vs Mel | 49.73% | 1,325 | Even |
| Swain vs Vex | 48.18% | 1,287 | Leans Vex |
| Swain vs Ryze | 49.85% | 1,268 | Even |
| Swain vs Orianna | 51.9% | 1,266 | Leans Swain |
| Swain vs Akshan | 47.09% | 1,204 | Leans Akshan |
| Swain vs Ekko | 45.55% | 1,192 | Leans Ekko |
| Swain vs Irelia | 44.99% | 1,118 | Irelia favoured |
| Swain vs Talon | 48.11% | 1,110 | Leans Talon |
| Swain vs Kassadin | 49.37% | 1,108 | Even |
| Swain vs Zoe | 45.93% | 1,067 | Leans Zoe |
| Swain vs Anivia | 45.76% | 1,025 | Leans Anivia |
| Swain vs Aurora | 47.04% | 927 | Leans Aurora |
| Swain vs Qiyana | 48.86% | 831 | Leans Qiyana |
| Swain vs Ziggs | 43.79% | 692 | Ziggs favoured |
| Swain vs Karma | 51.39% | 681 | Leans Swain |
| Swain vs Brand | 45.86% | 652 | Leans Brand |
| Swain vs Cassiopeia | 48.2% | 612 | Leans Cassiopeia |
| Swain vs Pantheon | 49.34% | 608 | Even |
| Swain vs Azir | 49.82% | 560 | Even |
| Swain vs Taliyah | 49.6% | 504 | Even |
| Swain vs Aurelion Sol | 58.91% | 331 | Swain favoured |
| Swain vs Annie | 52.1% | 309 | Leans Swain |
| Swain vs Neeko | 55.04% | 258 | Swain favoured |
| Swain vs Locke | — | — | — |