pf2e.fyi
From Pathfinder #149: Against the Scarlet Triad, which isn't enabled.

Relentless Disarm

FEAT 6
Archetype Zephyr Guard
Prerequisites Zephyr Guard Dedication; trained in Athletics

When you succeed, but don't critically succeed, at a check to Disarm a creature, your circumstance bonus to further checks to Disarm that creature is +4 instead of +2. Other creatures gain only the normal bonus.

When you critically succeed at a Disarm check, you can immediately Demoralize your target as a reaction.

Pathfinder #149: Against the Scarlet TriadOGL