There is a Legacy version
here.

Guardian's Deflection (Fighter) [reaction] Feat 8*Fighter Source Player Core pg. 145 Spring 2026, 1st PrintingArchetype Ulfen GuardTrigger An ally within your melee reach is hit by an attack, you can see the attacker, and the ally gaining a +2 circumstance bonus to AC would turn the critical hit into a hit or the hit into a miss
Requirements You are wielding a single one-handed melee weapon and hold nothing else in your hands.
* This version of the Guardian's Deflection (Fighter) feat is intended for use with an archetype and has a different level for access than the
original feat.
You use your weapon to deflect the attack against your ally, granting a +2 circumstance bonus to their Armor Class against the triggering attack. This turns the triggering critical hit into a hit, or the triggering hit into a miss.
Archetype Use
This feat can be used for one or more archetypes in addition to the listed classes. When selected this way, the feat does not have its class traits.