Incubus Mace is the 56th most-used weapon under the current filters (0.6% of 708,429 recorded fights), winning 27.9% overall - 15.5% of its wins come against better-geared opponents.
Best against Holy Staff (63.0%), Double Bladed Staff (61.5%), Great Nature Staff (58.3%). Struggles against Dawnsong (6.8%), Forge Hammers (9.1%), Crystal Reaper (9.5%).
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.
