From publisher blurb: In the deep reaches of the ocean, there lie things so easily forgotten, but they do not return that favor. Friendly and not, their eyes watch, unblinking. Do you dare to get your feet wet and discover what wonders await? New Subraces, including six 5e, nine PF1, and seventeen PF2 heritages! An astounding array of feats to customize yourself with fifty-five PF1, fifteen 5E, and ninety-one PF2 feats! Three new races for 5E, PF1, and PF2 Magic for all sorts, with nine 5E, eight PF1, and eighteen PF2 spells! Take your classes in new directions with two 5E class options, one PF1 Archetype, and two PF2 archetypes. Three new cleric doctrines(PF2) One new witch patron for PF2 Ten new settlements! Nine new familiar abilities (PF2) Seven new backgrounds (PF2) Four new backgrounds (5E) Thirty-two different notables that live in, on, or near the waves. One new god for 5E, PF1, and PF2, welcome Monsoon, feline god of seas and travel. New thoughts of gods about gods and the very nature of their being. Eight monsters for 5E, PF1, and PF2 One new class, the thoughtful psion(5e, pf1 and pf2 with 65 additional class feats(including multi-classing)!)