Heron Spear is the 40th most-used weapon under the current filters (0.7% of 194,980 recorded fights), winning 55.4% overall - 9.5% of its wins come against better-geared opponents.
Best against Hallowfall (92.3%), Holy Staff (90.3%), Mace (70.4%). Struggles against Phantom Twinblade (30.0%), Dagger Pair (33.3%), Bear Paws (34.7%).
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.