aight ive been seein people like thugzdocry, jae cyph, G.Buttersworth etc. with avatars that arent perfectly squared in size......like for example theres a person....well there isn't a white or black or whatever colored square around him.....theres just him and he has a regular Rapbattles background around him.....does anyone know what im talking about and/or know how to help???

i want to make my avy like that!!!!