Cardiff welcome back key back rower Xavier Rush. Geordan Murphy has recovered from his eye inury which saw him miss out last Sunday. Julien White returns at tighthead with Castrogiovanni moving across to loosehead. Harry Ellis and Andy Goode return to start at half back. James Hamilton comes into the second row after an injury to Leo Cullen.
Cardiff Blues: 15 Ben Blair 14 Mosese Luveitasau, 13 Tom Shanklin, 12 Marc Stcherbina, 11 Chris Czekaj, 10 Nicky Robinson, 9 Mike Phillips, 8 Mark Lewis, 7 Martyn Williams ©, 6 Scott Morgan, 5 Robert Sidoli, 4 Deiniol Jones, 3 Gary Powell, 2 T. Rhys Thomas, 1 Gethin Jenkins
Replacements: 16 Taufa'ao Filise, 17 Gareth Williams, 18 Bradley Davies, 19 Xavier Rush, 20 Ed Fairhurs, 21 Jamie Robinson, 22 Nick Macleod
Leicester Tigers: 15 Sam Vesty, 14 Geordan Murphy, 13 Ollie Smith, 12 Daryl Gibson, 11 Tom Varndell, 10 Andy Goode, 9 Harry Ellis, 8 Martin Corry ©, 7 Lewis Moody, 6 Louis Deacon, 5 Ben Kay, 4 James Hamilton, 3 Julian White, 2 George Chuter, 1 Martin Castrogiovanni.
Replacements: 16 James Buckland, 17 Marcos Ayerza, 18 Shane Jennings, 19 Brett Deacon, 20 Scott Bemand, 21 Paul Burke, 22 Seru Rabeni.
Referee: Alan Lewis