G.I. Joe: Resolute concept artist extraordinaire Dave Johnson has posted ten images of various backdrop concepts that were used in the Resolute animated feature. Check them out in his DeviantArt page here, and they’re also mirrored below.
Awesome, AWESOME stuff. I only hope we see some character turnarounds at some point, too!
I thought those were trouble bubbles! Man, they really turned those into something useful! It would be nice to get some toys of those things, though, they look like drones now, rather than something manned.