pf2e.fyi
From Pathfinder Dark Archive (Remastered), which isn't enabled.

Borrow Time

FEAT 10
ARCHETYPE
Activity free action
Archetype Chronoskimmer
Prerequisites Chronoskimmer Dedication
Frequency once per minute
Trigger Your turn begins.

You reach ahead and make use of time that's yet to be. You become Quickened and can use the extra action to Step, Stride, or Strike. You gain this extra action immediately and can use it this turn. At the end of your turn, you become Stunned 1.

Pathfinder Dark Archive (Remastered)ORC