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, the problem being that no one warned poor Mirana that whatever spell turned the other four into babies was contagious.
Part 1: https://www.weasyl.com/%7Ementalcrash/submissions/1563665/moon-babies-1-2