Polearm Expertise

Benefit: You gain a +1 feat bonus to weapon attack rolls that you make with a polearm. This bonus increases to +2 at 11th level and +3 at 21st level.
    In addition, while you hold a two-handed polearm in both hands, you gain a +2 bonus to all defenses against charge attacks.

Published in Mordenkainen's Magnificent Emporium, page(s) 25.