Able Sniper

(Races of the Wild, page 148, DnD 3.5)

[General]

You are accomplished at remaining unseen when you're sniping with a ranged weapon.

Prerequisite

Hide 5 ranks, DEX 13

Benefit

You gain a +2 bonus on ranged attack rolls with a weapon made against flat-footed targets that are at least 30 feet away. In addition, you gain a +4 bonus on Hide checks made to hide again after you have made an attack roll while hiding (see page 76 of the Player's Handbook).