It doesn't stack with Champion. Things not stacking isn't something uncommon. For example you might as a Warlock pick the crossbow expert to be able to cast eldritch blast in melee ignored the other 2/3rds of the feat (ignoring loading and getting an extra shot with hand crossbows).
And it...
Surgical Strike [ By studying anatomy you know where to aim to do the most damage. ]
- Finness weapons have a crit range of 19-20.
- If you land a critical with a dagger you may add your wisdom modifier to the damage when attacking a humanoid target (wisdom is the same attribute as medicine)
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