The original characters or machines are designed and drawn in an exaggerated way, making their heads big and their bodies small, forming a cute and cartoon style.

. In Gundam series, SD is often used to make models, toys, games and other peripheral goods to show the lovely images of Gundam series characters. SD Gundam often has an exaggerated head, big eyes and small body, giving people a cute and humorous feeling. This design style is very popular in Gundam series and has become an important element of Gundam series.