How about we let everybody play in the magic pool….
Prerequisite(s) trained in Arcana, Nature, Occultism, or Religion
You’ve learned a few trick and now augment your skills with some extra powers. You choose one magic casting class and gain training in the class DC of that class using the same ability score as normal. This feat gains the type of the class you choose either arcane, occult, primal, or divine. You gain two cantrips of that class can can cast those spells as normal.