pf2e.fyi
From Pathfinder War of Immortals, which isn't enabled.

Fourth Apparition

CLASS FEATURE 15

You're truly loved by the spirits, with apparitions flocking to you from far and wide. When you attune to apparitions during your daily preparations, you choose four apparitions to attune to, with one of them being your primary apparition. The number of Focus Points in your focus pool increases by 1 (maximum 3).

Pathfinder War of ImmortalsORC