So, for example, a Uberich with 9 HD could expend 3 bio-energy points while using the centric strike feat to gain a +6 bonus on an attack roll, and also gain a +12 bonus on that attacks damage roll. The feat follows the same usage rules as the centric strike feat does. Back to Main Page → 3.5e Homebrew → Character Options → Feats Back to Main Page → 3.5e Homebrew → Sourcebooks → Complete Xeno → Alien Civilizations