Original sentence: Guy's back-story was fleshed out for his appearance in the original Street Fighter Alpha and its sequels, which reveals that Guy was once a juvenile delinquent until he was taken under the tutelage of the previous Bushin successor, , who trained him to become a disciplined warrior
Edited sentence: Guy's backstory was fleshed out for his appearance in the original Street Fighter Alpha and its sequels, which reveals that Guy was once a juvenile delinquent until he was taken under the tutelage of the previous Bushin successor, , who trained him to become a disciplined warrior