SFS Standard Fantastic Ferocity [free-action] Feat 17

Source Starfinder Society Invasion’s Edge Player’s Guide pg. 21
Prerequisites Shobhad Ferocity
Trigger You use Shobhad Ferocity.
You continue to battle even as you acquire mortal injuries. Make a single Strike. If this Strike brings a foe to 0 Hit Points, this activation of Shobhad Ferocity doesn't count against its frequency.

Traits

Shobhad:A creature with this trait is a member of the shobhad ancestry. An ability with this trait can be used or selected only be shobhads.