Yep - we use Unity :) Here's some more insight into a part of the development process here: https://whitepotstudios.itch.io/hohohomeinvasion/devlog/204784/asked-twitter-which-camera-looked-better-ended-up-with-both-
Adam (co-founder) also answered some questions about the development in this Reddit thread: https://www.reddit.com/r/DevelEire/comments/keyrx6/was_recommended_i_post_this_h...