Hammer is the 107th most-used weapon under the current filters (0.2% of 1,143,144 recorded fights), winning 26.0% overall - 13.6% of its wins come against better-geared opponents.
Best against Hallowfall (71.0%), Holy Staff (51.7%), Bow of Badon (46.7%). Struggles against Spiked Gauntlets (5.3%), Dawnsong (6.9%), Galatine Pair (7.8%).
Winrate by IP difference (50-IP buckets, dot size = sample size). A flat curve means the weapon carries regardless of gear; a steep one means it only wins when out-gearing.