Mezue ahịrịokwu na-esonụ: Mantzaris ghọrọ onye otu egwuregwu bọọlụ basketball nke mba Gris n'afọ 2011. Ọ bụ onye otu ndị otu egwuregwu mba Gris ndị toro eto na-egwuri egwu na 2012 FIBA World Olympic Qualifying Tournament, 2014 FIBA World Cup, na EuroBasket 2015. Ọ na-egwukwa egwu n'egwuregwu
2016 Turin FIBA World Olympic Qualifying Tournament, na na EuroBasket 2017.