LV=Cup previews - Telegraph Cardiff have only one survivor, wing Chris Czekaj, from last week's side that beat Racing Metro. Former New Zealand full-back Ben Blair will make his first appearance since October in a side missing nine Wales Six Nations squad members. Harlequins v Leicester Tigers The Stoop (Saturday 3pm) Harlequins have nine players away with England or England Saxons including captain Chris Robshaw. Will Skinner will lead the side which includes Daryl Marfo, Will Collier and Sam Stuart, three academy players, among the replacements. Ben Woods is Leicester's only survivor from the side that beat Aironi last week. Nine players are missing through injury, England Saxons duty or Six Nations training. Centre Dante Mama and hooker Jimmy Stevens make their first starts. Scarlets v London Irish Parc y Scarlets (Saturday 6.30pm) Scarlets, who have won all 21 of their previous meetings with London Irish, have eleven players in Six Nations training with Wales and Ben Morgan with England. Only Rhodri Williams, Peter Edwards, Dominic Day and Mat Gilbert survive from last week's win in Castres. The Exiles are boosted by the return of fly-half Daniel Bowden after seven weeks out with an ankle injury. Fit-again wing Marland Yarde and flanker Kieran Low also return but Delon Armitage, Matt Garvey and Paul Hodgson are on England Saxons duty. London Wasps v Exeter Chiefs Adams Park (Saturday 3pm) Wasps give debuts to Namibia lock Heinz Koll and former Leicester wing Lee Robinson, who has joined on a contract for the remainder of the season. Number eight Billy Vunipola will make only his second start of the season having recovered from a lower back infection. Exeter welcome back locks Peter Short and James Hanks from injury lay-offs. Short has not played since he broke a leg against Wasps in September, Hanks damaged a knee last month. Flanker Tom Johnson is on England Saxons duty back at Sandy Park. Newcastle Falcons v Sale Sharks Kingston Park (Sunday 3.30pm) Newcastle's new director of rugby Gary Gold takes charge for the first time and has named a side boosted by the return of centre Corne Uys and Tonga international wing Suka Hufanga. Prop Jon Golding is set for his seasonal debut off the bench having recovered from an Achilles tendon injury. England and former Leeds flanker Hendre Fourie will make his debut for Sale having recovered from the shoulder injury he sustained playing in a World Cup warm-up match against Ireland. Kearnan Myall and James Gaskell are with England Saxons but Richie Vernon, who is in Scotland's Six Nations squad, is on the bench. Saracens v Worcester Warriors Vicarage Road (Sunday 3pm) Saracens will give a debut to former Wigan Warriors centre Joel Tomkins, who switched codes from rugby league in November. Former Leinster lock Eoin Sherriff will also make his debut in a side missing seven players through England Saxons or Six Nations training commitments. Worcester give a debut to number eight Blair Cowan, a recent recruit from Cornish Pirates, in a side that includes only two survivors, Josh Drauniniu and Sam Betty, from last week's defeat by Stade Francais. Prop Matt Mullan is playing for England Saxons.