Phantom Twinblade is the 25th most-used weapon under the current filters (1.3% of 848,776 recorded fights), winning 62.8% overall - 2.5% of its wins come against better-geared opponents.
Best against Redemption Staff (97.5%), Nature Staff (96.3%), Great Holy Staff (95.5%). Struggles against Glacial Staff (26.1%), Crystal Reaper (39.5%), Carrioncaller (40.6%).
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.