A short set of Age Regression themed Patreon Rewards starring characters from DOTA 2, could be considered a sequel to this pic: https://www.weasyl.com/%7Ementalcrash/submissions/1563664/micro-heroes
It seems like Luna wasn't that comfortable with being a baby at first, but after being in Mirana's arms she seems more comfortable.
Part 2: https://www.weasyl.com/%7Ementalcrash/submissions/1563666/moon-babies-2-2