Wales back-row Ross Moriarty has been handed a four-week ban following his red-card incident in the second Test against Argentina in Santa Fe last weekend.
Wales have climbed to the third position in the World Rugby Rankings following their impressive June series that saw them win all the three games.
Wales finished the summer tour undefeated as they eased past Argentina with a 12-30 victory in the second Test at Estadio Brigadier Estanislao Lopez and wrapped up the series 2-0.
Warren Gatland has made five changes for Wales’ second Test against Argentina on Saturday with Cory Hill returning as skipper.
Argentina U20 have kept themselves in the race for a fifth-place finish after they managed to beat Wales 15-39 in their World Rugby U20 Championship encounter in Narbonne on Tuesday.
Wales maintained their winning momentum in June series as they eased past Argentina 10-23 in the first Test between the two teams at Estadio San Juan del Bicentenario on Saturday.
Wales managed to overcome a late try from Siosaia Fifita as they completed an 18-17 win over Japan in the World Rugby U20 Championship encounter at Perpignan.
Cory Hill will captain Wales for the first time when they take on Argentina in San Juan on Saturday evening.
Wales have progressed to the fifth position in the World Rugby Rankings following their thrilling 20-22 win over South Africa in their recently concluded encounter in Washington DC last weekend.
Scarlets wing Steff Evans will miss the upcoming two Tests for Wales against Argentina following a knee injury.
New Zealand continued to maintain their winning streak as they went on to beat Wales 42-10 in their Super Rugby encounter in Beziers on Sunday.
Ryan Elias scored the decisive try in the closing stage as Wales completed a thrilling 20-22 win in Washington DC on Saturday.
Wales avenged their defeat to Australia last year as they completed a 21-26 victory in the World Rugby U20 Championship opener in Beziers on Wednesday.
Wales will miss the services of flanker Aaron Shingler and back Ashton Hewitt for their upcoming summer tour due to injuries.
Cardiff Blues flanker Josh Navidi has been ruled out of the upcoming summer tour for Wales following a shoulder injury that he sustained in the recently concluded European Rugby Challenge Cup final against Gloucester at San Mames Stadium.
Wales head coach Warren Gatland has named uncapped scrum-half Tomos Williams in the 31-man squad for the upcoming summer tour in June.
Ospreys have confirmed that British and Irish Lions wing George North will join the Welsh regional side ahead of the upcoming 2018/19 season.
An alcohol ban will be put in place in a section of the Principality Stadium for Wales' autumn internationals.
Wales have confirmed their autumn international schedule for later this year with Scotland, Australia, Tonga and South Africa making a visit to the Principality Stadium.
Wales managed to hold on to their nerve as they completed a 14-13 win over France in the final round of the Six Nations Championship at Principality Stadium.
Wales head coach Warren Gatland has named fly-half Dan Biggar in the line-up for the final round of the Six Nations Championship clash against France.