There is a Legacy version
here.
Double Shot [two-actions] Feat 6*Fighter Flourish Source Player Core pg. 143Archetype ArcherRequirements You are wielding a ranged weapon with reload 0
* This version of the Double Shot feat is intended for use with an Archetype and has a different level for access than the
original feat.
You shoot twice in blindingly fast succession. Make two Strikes, each against a separate target and with a –2 penalty. Both attacks count toward your multiple attack penalty, but the penalty doesn’t increase until after you’ve made both of them.
Archetype Use
This feat can be used for one or more Archetypes in addition to the listed Classes. When selected this way, the feat is not considered to have its class traits.
Double Shot Leads To...
Triple ShotTraits
Flourish: Flourish 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.