Cooperative Soul Feat 9
Source Pathfinder Core Rulebook
Prerequisites Cooperative Nature
You have developed a soul-deep bond with your comrades and maintain an even greater degree of cooperation with them. If you are at least an expert in the skill you are Aiding, you get a success on any outcome rolled to Aid other than a critical success.
Traits
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.
HumanA creature with this trait is a member of the human ancestry. Humans are a diverse array of people known for their adaptability. An ability with this trait can be used or selected only by humans.