Penetrating Projectile Feat 16
Source Pathfinder Advanced Player's Guide
Requirements You are wielding a ranged or thrown weapon that deals piercing damage.
Your projectiles are unhindered by flesh and bone. Make a ranged Strike against each creature in a 30-foot line. These attacks ignore lesser cover, cover, and greater cover granted by creatures. Roll damage only once and apply it to each creature you hit.
Each attack counts toward your multiple attack penalty, but don't increase your penalty until you have made all your attacks.
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.
BarbarianThis indicates abilities from the barbarian class.
FlourishFlourish actions are actions that require too much exertion to perform a large number in a row. You can use only 1 action with the flourish trait per turn.
RageYou must be raging to use abilities with the rage trait, and they end automatically when you stop raging.