Dagger is the 24th most-used weapon under the current filters (1.2% of 347,114 recorded fights), winning 52.7% overall - 9.2% of its wins come against better-geared opponents.
Best against Great Holy Staff (85.7%), Lifetouch Staff (85.2%), Holy Staff (82.7%). Struggles against Flamewalker Staff (22.7%), Arclight Blasters (23.1%), Lightcaller (23.8%).
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.