Direct PDF Link: https://media.dndbeyond.com/compendium-images/ua/ph-playtest6/OJVW7QLuHjEFCCVs/UA-2023-PH-Playtest6.pdf
Updated rules on seven classes: Bard, Cleric, Druid, Monk, Paladin, Ranger, and Rogue, along with multiple subclasses for each of those classes, new Spells, revisions to existing Spells and Spell Lists, and several revised Feats.
They got rid of the Elemental Forms too, right?