The champions that counter Karma hardest in support are Rell (45.29%), Nautilus (46.37%) and Rakan (46.5%) — those are Karma's own pooled win rates. The easiest matchups are Swain (54.23%), Brand (52.5%) and Lux (51.93%).
35 researched matchup guides for Karma in support, most-played first. Win rates are Karma's side, pooled Emerald+ games sampled July 2026.
| Matchup | Win rate | Games | Favour |
|---|---|---|---|
| Karma vs Thresh | 47.39% | 25,505 | Leans Thresh |
| Karma vs Seraphine | 48.16% | 23,161 | Leans Seraphine |
| Karma vs Nautilus | 46.37% | 20,699 | Leans Nautilus |
| Karma vs Lulu | 49.08% | 19,445 | Leans Lulu |
| Karma vs Nami | 49.33% | 17,026 | Even |
| Karma vs Senna | 46.5% | 16,288 | Leans Senna |
| Karma vs Lux | 51.93% | 14,862 | Leans Karma |
| Karma vs Bard | 49.58% | 13,199 | Even |
| Karma vs Milio | 50.67% | 13,062 | Even |
| Karma vs Pyke | 48.6% | 12,196 | Leans Pyke |
| Karma vs Leona | 47.69% | 10,633 | Leans Leona |
| Karma vs Blitzcrank | 46.75% | 9,643 | Leans Blitzcrank |
| Karma vs Yuumi | 49.85% | 9,336 | Even |
| Karma vs Soraka | 48.6% | 8,458 | Leans Soraka |
| Karma vs Xerath | 50.43% | 7,897 | Even |
| Karma vs Morgana | 51.33% | 7,816 | Leans Karma |
| Karma vs Braum | 46.6% | 7,418 | Leans Braum |
| Karma vs Vel'Koz | 51.55% | 7,247 | Leans Karma |
| Karma vs Janna | 47.76% | 6,777 | Leans Janna |
| Karma vs Rakan | 46.5% | 6,417 | Leans Rakan |
| Karma vs Sona | 47.06% | 6,211 | Leans Sona |
| Karma vs Rell | 45.29% | 6,083 | Leans Rell |
| Karma vs Zilean | 48.72% | 5,710 | Leans Zilean |
| Karma vs Alistar | 51.15% | 5,611 | Leans Karma |
| Karma vs Brand | 52.5% | 5,167 | Leans Karma |
| Karma vs Zyra | 49.2% | 5,067 | Leans Zyra |
| Karma vs Galio | 49.99% | 4,745 | Even |
| Karma vs Swain | 54.23% | 4,640 | Leans Karma |
| Karma vs Hwei | 50.34% | 4,617 | Even |
| Karma vs Tahm Kench | 48.2% | 4,046 | Leans Tahm Kench |
| Karma vs Neeko | 51.86% | 3,980 | Leans Karma |
| Karma vs Poppy | 48.14% | 3,031 | Leans Poppy |
| Karma vs Maokai | 48.59% | 2,587 | Leans Maokai |
| Karma vs Renata Glasc | 49.56% | 1,830 | Even |
| Karma vs Taric | 48.51% | 1,742 | Leans Taric |