Oathkeepers is the 100th most-used weapon under the current filters (0.2% of 498,387 recorded fights), winning 28.7% overall - 12.8% of its wins come against better-geared opponents.
Best against Battleaxe (69.6%), Dual Swords (68.2%), Longbow (31.8%). Struggles against Spirithunter (0.0%), Realmbreaker (2.8%), Dawnsong (11.1%).
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.
