Twin Slayers is the 93rd most-used weapon under the current filters (0.3% of 687,981 recorded fights), winning 55.7% overall - 3.0% of its wins come against better-geared opponents.
Best against Holy Staff (92.9%), Hallowfall (88.0%), Fire Staff (71.0%). Struggles against Crystal Reaper (23.2%), Hellfire Hands (24.0%), Energy Shaper (25.9%).
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.