The Blue & Blacks include new signing Andy Williams in their 22-man squad for Saturday's Principality Premiership match against Llandovery at the Arms Park (2.30pm).
The international scrum-half completed his Premiership registration earlier this week and strengthens a Cardiff team that has won its last six cup and league fixtures - it's best winning sequence in four years.
Gareth Chapman adopts a new role as he starts at full-back with Shaun James, in his fiftieth game for the club, slotting into the outside centre position.
Gareth Davies, top scorer for the season with 131 points in all matches, continues at fly-half and the only change in the pack from the side that won at Narberth last weekend is the return of Rhys James at hooker.
Cardiff: Gareth Chapman; Ryan Howells, Shaun James, Darren Ryan, Chris Czekaj; Gareth Davies, Owen Ruttley (captain); Ian George, Rhys James, Kristian Gay, James Down, Damian Welch, Adam Powell, Craig Everett, Rhys Shellard.
Replacements: Kieran Crawford, Phil Osborne, Daniel Partridge, Jake Thomas, Andy Williams, Lee Jarvis, Roger Davies.
The Webb Ellis Cup visited Lampeter on Monday to recognise the fact that the town is celebrating a major milestone as it is believed the first ever game of rugby played in Wales, was in fact played in Lampeter 150 years ago.
Cardiff Blues U18 Girls will go into Sunday's Gemau Cymru with an extra spring in their step after Welsh internationals Elinor Snowsill and Philippa Tuttiett offered some last minute tips at a training session earlier this week.
Rob Howley and Josh Lewsey addressed more than 250 community club coaches and referees at the first WRU National Community Conference on the weekend. The volunteers benefitted from coaching masterclasses and workshops in a bid to connect all levels of the rugby pathway in Wales.
UEFA has today confirmed the Football Association of Wales (FAW) has been successful in its bid for the Millennium Stadium to host the 2017 UEFA Champions League Final on Saturday 3rd June, 2017 (kick-off: 19.45hrs GMT).