He is supposed to be a catch and Pochettino would be a good judge as they are both Argentina's. Calleri has netted 12 goals in 24 league games for Sao Paulo. He has also spent time out on loan to a Uruguayan club. Deportivo. Maldonado. The young forward helped Boca Juniors clinch the Primera Division in 2015. That was with him scoring 16 goals on the way. But be careful, other clubs are sniffing around as well.