Twin Slayers is the 64th most-used weapon under the current filters (0.5% of 196,288 recorded fights), winning 55.6% overall - 2.7% of its wins come against better-geared opponents.
Best against Holy Staff (92.8%), Battleaxe (65.6%), Phantom Twinblade (54.3%). Struggles against Crystal Reaper (27.5%), Carving Sword (34.6%), Frost Staff (39.3%).
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.