Demons Series - Gla-Bolas President of Youth Gla-Bolas is an abbreviation from Glasya-Labolas. The science team, the user, and the soul itself decide to make it into an abbreviation because its sounds cool. Gla-Bolas using a young user because the soul itself its an young demons, it love play and thinking positive way. Just dont make the soul bored and think in negative way, because it can kill the user immidiately.