Dagger is the 30th most-used weapon under the current filters (1.1% of 1,220,794 recorded fights), winning 50.7% overall - 10.5% of its wins come against better-geared opponents.
Best against Nature Staff (82.5%), Holy Staff (82.4%), Lifetouch Staff (82.1%). Struggles against Dawnsong (16.2%), Flamewalker Staff (18.5%), Trinity Spear (23.1%).
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.