Because the 50% debuff still applies, making High Guard terrible.
But High Guard is also being buffed and will only be a 15% debuff now.
I said in beta with max rank 6 that the weapon requirements for Swordsmen were too stifling towards build choices, and it’s starting to look almost unsalvageable at this point. Picking off-rank classes as Swordsman is nearly a death sentence in most cases, too, it’s practically structured so that you’ll have a single linear path to reach your final goal. Total illusion of choice.
Again, you can’t use any Murmillo skills with a pistol. Corsair3 Murmillo is not a real option.