both android 21 good version and evil version fuse to see who they will make, they made neutral Android 21, which has no emotions meaning she doesn't have fear, disgust, happiness, angriness, sadness and ect, only neutrality but her happiness is still possible to achieve, she also has the form evil has but she still will stay neutral the forms maker her have purple skin with purple dots, she is also a little buffer idk if visibly or not I'm neither good 21 not evil 21, I am NEUTRAL 21