Use the Ascension Altar and enable Ascended drops on any difficulty.
New challenges? Fun? Don’t need to gatekeep new features to enjoy them. Ascended mode also enables All of these mechanics whether you add materials to the altar or not, so you are effectively getting a lot of materials-worth of mechanics enabled for the added baseline difficulty.
Haha, pretty sure not possible. Not that we really have room in our already busy docket for another game right now.
By adding materials to the altar, you can effectively raise the difficulty to around SR80.