Rubuta ci gaba don wannan sakin layi - Vargas ya fara shiga cikin tawagar kasa tare da kungiyoyin matasa na Costa Rica a lokacin da yake da shekaru 14. Ya ci gaba da wakiltar Costa Rica a gasar cin kofin duniya ta FIFA U-17 ta 2009 da kuma gasar cin kofin duniya ta FIFA U-20 ta 2011. Ya buga kowane minti na kowane wasa na duka gasa. An kira shi zuwa ƙungiyar Under-23 a lokacin rani na 2015 duk da cewa bai kai shekarun da zai yi gasa tare da ƙungiyar ba. Ya kuma bayyana a wasanni biyar don Costa Rica a lokacin gasar zakarun Turai ta 2011 CONCACAF U-20
Ka yi haƙuri.