Even if magic does not help you, luck is on your side.

Prerequisites: One Luck feat, No class, race, nor feat which gives the ability to cast, manifest, initiate, truespeak, channel energy,..., and no use magic device.

Benefit: You may expend a luck reroll as immediate action to receive a +1d4 bonus on a d20 roll.

Additionally you gain another luck re-roll.

Special: You can increase the die when learning the ability specialization feat. Freely choose a dependent attribute.