Bulls coach Jake White has likened David Kriel's skillset to that of Springboks legend Jean de Villiers.
Lock Riley Norton will retain his captaincy for the World Rugby Under-20 Championship in Italy, under Junior Springbok head coach Kevin Foote, who has confirmed his squad.
Springbok coach Rassie Erasmus added Stormers No. 8 Evan Roos to his squad for the matches against the Barbarians and Castle Lager Incoming Series, increasing the size of his group to 55 players.
Springbok Women's arrival in Madagascar's capital on Wednesday is all part of the journey to destination: Rugby World Cup in England in August and September.
Bulls forward Cameron Hanekom was named the United Rugby Championship's Next-Gen Player of the Season, while five other Springboks made the URC Elite XV.
All Black Shannon Frizell and Ireland centurion Cian Healy have been confirmed as the latest names to join up with the Barbarians to face the Springboks in June.