If you're looking for manga similar to Comet Lucifer: From Garden Indigo's Train Shorts, you might like these titles.
An official gag comic for the TV anime, "KIZNAIVER" appears! In this gag comic, all of the "KIZNAIVER" characters have turned mini, and live out unbelievable days in Sugomori City. You get to enjoy a slightly different story from the original.
Yu-Gi-Oh! D Team ZEXAL focuses on humor and all characters are drawn in a chibi style. Different from the canon series, aimed at juvenlies, this manga series is aimed at younger children, and teaches them how to play the Yu-Gi-Oh! OCG with a light and humorous plot.