Dragonfoe
(Draconomicon, page 105, DnD 3.5)
[General]
You have learned how to how to attack dragons more effectively than most other individuals.
Prerequisite
INT 13
Benefit
You gain a +2 bonus on attack rolls against dragons and a +2 bonus on caster level checks made to overcome a dragon's spell resistance. Also, dragons take a --2 penalty on saving throws against your spells, spell-like abilities, and supernatural abilities.