The champions that counter Mordekaiser hardest in top lane are Lucian (28.57%), Gwen (40.38%) and Cassiopeia (40.68%) — those are Mordekaiser's own pooled win rates. The easiest matchups are Mel (73.33%), Lillia (63.64%) and Karma (63.33%).
71 researched matchup guides for Mordekaiser in top lane, most-played first. Win rates are Mordekaiser's side, pooled Emerald+ games sampled July 2026.
| Matchup | Win rate | Games | Favour |
|---|---|---|---|
| Mordekaiser vs Garen | 47.27% | 5,031 | Leans Garen |
| Mordekaiser vs Darius | 46.03% | 4,234 | Leans Darius |
| Mordekaiser vs Aatrox | 46.96% | 3,556 | Leans Aatrox |
| Mordekaiser vs Sett | 47.81% | 3,322 | Leans Sett |
| Mordekaiser vs Yone | 48.47% | 3,297 | Leans Yone |
| Mordekaiser vs Sion | 55.04% | 3,044 | Mordekaiser favoured |
| Mordekaiser vs Renekton | 54.38% | 3,017 | Leans Mordekaiser |
| Mordekaiser vs Shen | 50.36% | 2,701 | Even |
| Mordekaiser vs Ornn | 49.37% | 2,637 | Even |
| Mordekaiser vs Yorick | 48.9% | 2,272 | Leans Yorick |
| Mordekaiser vs Malphite | 48.68% | 2,231 | Leans Malphite |
| Mordekaiser vs Olaf | 47.91% | 2,200 | Leans Olaf |
| Mordekaiser vs Illaoi | 51.39% | 2,191 | Leans Mordekaiser |
| Mordekaiser vs Volibear | 50.99% | 2,006 | Leans Mordekaiser |
| Mordekaiser vs Dr. Mundo | 49.56% | 1,826 | Even |
| Mordekaiser vs Zaahen | 44.09% | 1,794 | Zaahen favoured |
| Mordekaiser vs Riven | 47.78% | 1,694 | Leans Riven |
| Mordekaiser vs Tryndamere | 48.13% | 1,622 | Leans Tryndamere |
| Mordekaiser vs Vayne | 50.1% | 1,443 | Even |
| Mordekaiser vs Urgot | 49.67% | 1,390 | Even |
| Mordekaiser vs Pantheon | 50.72% | 1,386 | Even |
| Mordekaiser vs K'Sante | 47.3% | 1,370 | Leans K'Sante |
| Mordekaiser vs Jax | 44.83% | 1,345 | Jax favoured |
| Mordekaiser vs Yasuo | 51.54% | 1,327 | Leans Mordekaiser |
| Mordekaiser vs Tahm Kench | 53.55% | 1,275 | Leans Mordekaiser |
| Mordekaiser vs Warwick | 48.18% | 1,193 | Leans Warwick |
| Mordekaiser vs Singed | 47.92% | 1,157 | Leans Singed |
| Mordekaiser vs Locke | 47.91% | 1,004 | Leans Locke |
| Mordekaiser vs Gangplank | 48.75% | 999 | Leans Gangplank |
| Mordekaiser vs Rumble | 54.18% | 879 | Leans Mordekaiser |
| Mordekaiser vs Jayce | 48.94% | 803 | Leans Jayce |
| Mordekaiser vs Nasus | 50.19% | 746 | Even |
| Mordekaiser vs Teemo | 50.87% | 722 | Leans Mordekaiser |
| Mordekaiser vs Poppy | 50.99% | 692 | Leans Mordekaiser |
| Mordekaiser vs Vladimir | 49.51% | 677 | Even |
| Mordekaiser vs Akali | 48.83% | 665 | Leans Akali |
| Mordekaiser vs Irelia | 48.72% | 665 | Leans Irelia |
| Mordekaiser vs Sylas | 49.15% | 664 | Leans Sylas |
| Mordekaiser vs Fiora | 44.77% | 641 | Fiora favoured |
| Mordekaiser vs Camille | 49.84% | 626 | Even |
| Mordekaiser vs Gnar | 48.83% | 596 | Leans Gnar |
| Mordekaiser vs Cho'Gath | 48.13% | 561 | Leans Cho'Gath |
| Mordekaiser vs Kayle | 45.17% | 518 | Leans Kayle |
| Mordekaiser vs Wukong | 50.57% | 471 | Even |
| Mordekaiser vs Gwen | 40.38% | 468 | Gwen favoured |
| Mordekaiser vs Gragas | 48.25% | 458 | Leans Gragas |
| Mordekaiser vs Ambessa | 47.35% | 452 | Leans Ambessa |
| Mordekaiser vs Kled | 44.98% | 418 | Kled favoured |
| Mordekaiser vs Trundle | 54.02% | 353 | Leans Mordekaiser |
| Mordekaiser vs Quinn | 58.17% | 331 | Mordekaiser favoured |
| Mordekaiser vs Master Yi | 44.14% | 324 | Master Yi favoured |
| Mordekaiser vs Ryze | 56.21% | 267 | Mordekaiser favoured |
| Mordekaiser vs Heimerdinger | 43.35% | 263 | Heimerdinger favoured |
| Mordekaiser vs Kennen | 49.4% | 249 | Even |
| Mordekaiser vs Swain | 53.85% | 240 | Leans Mordekaiser |
| Mordekaiser vs Zac | 51.31% | 204 | Leans Mordekaiser |
| Mordekaiser vs Sejuani | 52.89% | 143 | Leans Mordekaiser |
| Mordekaiser vs Maokai | 53.44% | 131 | Leans Mordekaiser |
| Mordekaiser vs Cassiopeia | 40.68% | 118 | Cassiopeia favoured |
| Mordekaiser vs Aurora | 50% | 86 | Even |
| Mordekaiser vs Galio | 42.86% | 49 | Galio favoured |
| Mordekaiser vs Akshan | 51.43% | 35 | Leans Mordekaiser |
| Mordekaiser vs Graves | 60.61% | 33 | Mordekaiser favoured |
| Mordekaiser vs Karma | 63.33% | 30 | Mordekaiser favoured |
| Mordekaiser vs Nautilus | 49.97% | 25 | Even |
| Mordekaiser vs Kassadin | 59.09% | 22 | Mordekaiser favoured |
| Mordekaiser vs Neeko | 55.3% | 16 | Mordekaiser favoured |
| Mordekaiser vs Mel | 73.33% | 15 | Mordekaiser favoured |
| Mordekaiser vs Lillia | 63.64% | 11 | Mordekaiser favoured |
| Mordekaiser vs Lucian | 28.57% | 7 | Lucian favoured |
| Mordekaiser vs Ziggs | 46.95% | 6 | Leans Ziggs |