

The best counters to Sivir in Master+ coordinated 5v5 games as Bot are Seraphine (70.2% win rate, 19 games), Aurelion Sol (64.9% win rate, 15 games) and Jinx (54.4% win rate, 262 games). These picks are the strongest observed answers to Sivir in the current sample. Each win rate is that counter's result versus Sivir in coordinated team games, not a Solo Queue lane stat.
The best calculated counters to Sivir in Master+ coordinated 5v5 are Seraphine (70.2% win rate, 19 games), Aurelion Sol (64.9% win rate, 15 games) and Jinx (54.4% win rate, 262 games).
Sivir has a 53.2% win rate across 7,123 Master+ coordinated 5v5 games as Bot. 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.