Choi has had a knack for drawing since he was a kid, when teachers praised him for his sketches of evil American soldiers that he says he made look “as ugly and violent as possible.” 
Choi amekuwa na ujuzi wa kuchora tangu akiwa mdogo, wakati waalimu walipomsifia kwa michoro yake ya Askari Wabaya wa Marekani ambapo alisema aliwafanya " wawe wabaya na wakatili kwa kadri alivyoweza.”