WotC has unveiled some of the character options to be found in the upcoming Planescape: Adventures in the Multiverse setting in a D&D Beyond article and a video.
The player options include two backgrounds and a handful of feats. The backgrounds are the Gate Warden and the Planer Philosopher, and the feats include Scion of the Outer planes, which gives you a damage resistance and a cantrip based on the plane you have a connect with. For example, a chaotic Outer Place give you resistance to poison and access to the minor illusion cantrip, which the Outlands give you resistance to psychic damage and the mage hand cantrip. Also included are a couple of new spells and some magic items.
Preview Planescape Character Options for Your Multiversal Adventures
This article is a deep dive into the backgrounds and feats found in the three-book set Planescape: Adventures in the Multiverse!
www.dndbeyond.com