Improved Aid

(Oriental Adventures, page 63, DnD 3.0)

[Ancestor]

You are descended from Hida Tadaka, the great Crab daimyo who gave his life to avert a war between his clan and the Lion. *Clan:* Crab.

Benefit

When using the Aid Another action in melee combat (see Aid Another in the
Player's Handbook), your ally gains a +4 circumstance bonus on his attack roll or to his AC.

Normal

The Aid Another action normally gives a +2 circumstance bonus on your ally's attack roll or AC against a single opponent.