Quote Originally Posted by Elfin View Post
Feats: Mastering the Sword
Martial Study – Like stances, you can never have enough maneuvers. Then again, you can, to a limited degree, buy maneuvers with the appropriate items (the Crown of White Ravens and its ilk). Nonetheless, as I mentioned above, getting Crusader’s Strike can boost your early survival capacity (and once it’s outlived its usefulness, it can just be traded away).
Actually, you can't.
Quote Originally Posted by Martial Study
A maneuver learned through this feat cannot be exchanged for a different maneuver if you are a crusader, swordsage, or warblade. Once you choose a maneuver with this feat, you cannot change it