Epic’s Sam Deiter walks through the feature-packed example game project, Action RPG - a complete third-person hack-and-slash sample game that targets high-end mobile devices and showcases a massive variety of tools and systems.
https://dev.epicgames.com/community/learning/talks-and-demos/KJe/learning-to-make-games-with-ue4-and-action-rpg-gdc-2019-unreal-engine