|European Rugby Challenge Cup|
|Venue: Liberty Stadium, Swansea Date: Saturday, 12 January Kick-off: 15:00 GMT|
Fly half Luke Price leaves his first start since breaking his leg in August, among six dwelling changes.
Worcester’s England pair Ben Te’o and Ted Hill will be both starting survivors from the Premiership triumph over Bath.
Fly-half Ryan Mills leads the people at the Liberty Stadium.
Trainers won the first encounter between both sides 27-21 at Sixways, also lead Pool One with 13 points, two prior to the Ospreys.
Wing Keelan Giles comes to the Ospreys threequarter line along side Wales squad contenders George North, Scott Williams and Cory Allen, who’s scored four attempts at your competition.
Gareth Thomas, Alex Jeffries, Lloyd Ashley and James King begin in an injury-hit front five.
Worcester ring the changes as they concentrate on Premiership survival, together with USA hooker Joe Taufete’e making his very first team launch as September, after suffering concussion on international responsibility.
Seven players are encouraged from the seat, while hooker Niall Annett yields from injury on the list of replacements and Oxford University prop Joe Morris could earn a debut.
Wales wing Josh Adams is still missing after a hamstring injury ruled him out from the last two league matches.
Replacements: Otten, R Jenkins, Gajion, Griffiths, McCusker, Habberfield, S Davies, Watkin.
Worcester Warriors: Van Breda; Howe, Lawrence, Te’o, Hammond; Mills (capt), Arr; Waller, Taufete’e, Kerrod, Berry, Phillips, Hill, Mama, Cox.
Referee: Alexandre Ruiz (France)
Assistant referees: Laurent Cordona, Luc Ramos (France)