Guild Wars 2

Pistol Mastery doesn’t raise the damage of Pistol Whip, Shadow Strike, Shadow Shot.

Dagger Training doesn’t raise the damage of Shadow Shot, Shadow Strike, Flanking Strike.

Dual Skills HAVE those attacks in them, so they should fully benefit from them.

dual skills have their own modifier traits, one for both damage and crit chance. those techniques you listed use both weapons. pistol mastery affecting pistol whip when only the first hit uses the pistol doesn’t make much sense does it?

Gungnir Grimm.7123:

dual skills have their own modifier traits, one for both damage and crit chance. those techniques you listed use both weapons. pistol mastery affecting pistol whip when only the first hit uses the pistol doesn’t make much sense does it?

No, it should fully benefit it since its a attack that uses pistols.