From the Yellow Brick Games twitter account:

🚨 CONCEPT ART DROP 🚨

Newsletter #2 just hit inboxes - in celebration of our 4-year journey, we're giving you a peek at our game with some new concept art. Sign up to our newsletter to catch the latest game updates before anyone else! 👀📫

👉 https://bit.ly/YBGNL

^{Note: I do not speak on behalf of the studio. Just sharing some neat stuff. Also, please sign up to our newsletter.}