

The best counters to Kassadin in Master+ coordinated 5v5 games as Mid are Lissandra (60.1% win rate, 63 games), Orianna (61.3% win rate, 52 games) and Taliyah (64.6% win rate, 24 games). These picks are the strongest observed answers to Kassadin in the current sample. Each win rate is that counter's result versus Kassadin in coordinated team games, not a Solo Queue lane stat.
The best calculated counters to Kassadin in Master+ coordinated 5v5 are Lissandra (60.1% win rate, 63 games), Orianna (61.3% win rate, 52 games) and Taliyah (64.6% win rate, 24 games).
Kassadin has a 50.0% win rate across 3,330 Master+ coordinated 5v5 games as Mid. That sample is Flex 5 and Ranked 5v5 team play, not Solo Queue.
draft-meta-latest · Public draft-meta aggregate from benchmark JSONL matches with source-tier weighting and patch recency weights.
Draft-meta and champion-coordinated rows use different populations. Do not merge sample counts or treat pairwise synergies as a measured 5-man shell.