So... To replace that Feat...?
[url=http://www.dandwiki.com/wiki/Enable_Criticals_(3.5e_Feat)]Enable Crit[/url](Construct)
[url=http://www.dandwiki.com/wiki/Gigantic_Weapon_(3.5e_Feat)]Gigantic Weapon[/url]
or
[url=http://www.dandwiki.com/wiki/Brute_(3.5e_Feat)]Brute[/url]

Enable Crit fits the backstroy, and Gigantic Weapon just kind of has a Rule of Cool factor. Brute seems practical and fits the backstory to some extent. Opinions?