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Expand Aura 
Feat 6
Source Pathfinder Player Core 2
Prerequisites champion's aura
You focus your divine power to extend your influence and protection. Expand the radius of your champion's aura to 30 feet until the start of your next turn. At 10th level, the expansion lasts for 1 minute, and at 16th level, it lasts until you Dismiss it.
Traits
Common
Anything that doesn't list another rarity trait (uncommon, rare, or unique) automatically has the common trait. This rarity indicates that an ability, item, or spell is available to all players who meet the prerequisites for it. A creature of this rarity is generally known and can be summoned with the appropriate summon spell.
ChampionThis indicates abilities from the champion class.
ConcentrateAn action with this trait requires a degree of mental concentration and discipline.