Mace is the 42nd most-used weapon under the current filters (0.8% of 539,900 recorded fights), winning 41.5% overall - 13.7% of its wins come against better-geared opponents.
Best against Hallowfall (79.6%), Redemption Staff (76.2%), Holy Staff (72.7%). Struggles against Phantom Twinblade (8.3%), Demonfang (16.7%), Spirithunter (16.7%).
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.