SFS Standard Double Toss [one-action] Feat 16

Source Tech Core pg. 65
Archetypes Grenadier
Frequency once per round
Prerequisites Grenadier Dedication
You Quick Toss twice. Any creature in the area of the first grenade gains a +2 circumstance bonus to its saving throw against the second grenade.
Special If you have the primary target class feature, you can select a primary target for only one of the two grenades you throw, not both.

Traits

Archetype:This feat belongs to an archetype.
Manipulate:Actions with this trait require you to physically manipulate an item or make gestures to use. Creatures without a suitable appendage can't perform actions with this trait. Manipulate actions often trigger reactions.