Getting rid of ASF, Feats for the war wizard.

[Westhart]

Note: [Spellcaster] feats can be selected when spellcasting classes (such as the wizard) would gain a metamagic or item creation feat.
War Mage, Novice [Spellcaster]
Prerequisites: Proficiency with light armor.
Benefits: You can cast in light armor and with bucklers without any ASF chance.

War Mage [Spellcaster]
Prerequisites: Proficiency with medium armor and shields (excluding tower), Novice War Mage or able to cast normally in light armor.
Benefits: You can cast in medium armor and while using shields (excluding tower) without any ASF chance.

War Mage, Master [Spellcaster]
Prerequisites: Proficiency with heavy armor and tower shields, War Mage or able to cast normally in medium armor.
Benefits: You can cast in all armor and with any shield (including tower) without any ASF chance.