DraftExpress has some good stats on him. He is projected to be nr32, so yeah, looks like he might be early in the second round.
http://www.draftexpress.com/profile/Aleksandar-Vezenkov-6429/stats/Check out Wikipedia too:
Awards and accomplishments
Pro career
2x Greek League Best Young Player: (2013, 2014)Bulgarian national team2011 FIBA Europe Under-16 Championship: Top Scorer
2013 FIBA Europe Under-18 Championship: Top Scorer
2014 FIBA Europe Under-20 Championship: Top Scorer2014 FIBA Europe Under-20 Championship: All-Tournament Team
Individual
2x Best Young Basketball Player of Bulgaria: 2013–14, 2014–15
2nd Place in the Viasport.bg "Best Young Sportsperson of Bulgaria" rankings: 2014
http://en.wikipedia.org/wiki/Aleksandar_VezenkovIf he comes as low as nr 33 this could turn out to be a steal.
i/He already has pro-experience. Not only is he playing for a pro-team, but Aris is demanding team that plays to win. He knows how to deal with pressure and he has guts. He also has a leader's heart- check out his achievements with the Bulgarian team.
ii/It also means he has been training very systematically and he is used to playing against much more experienced and stronger opponents.
iii/The Draft has a tendency to underestimate non-North American players (with Drako Milisic being one of the few exceptions): Giannis, Parker, Marc Gasol, Ginobili and I can go on...