"Ancestral Weapon" is a feat in BoED that does the exact same thing, so really that's just a bonus feat. Which means the OA Samurai really is just a fighter who trades out a few feats for a better will save.
JaronK
He gets better skill points as well.
"that nighted, penguin-fringed abyss" - At The Mountains of Madness, H.P. Lovecraft
When a man decides another's future behind his back, it is a conspiracy. When a god does it, it's destiny.