When the ECW brand came to an end, Kozlov, along with all other ECW talent, became a free agent. Kozlov would make his debut for the "Raw" brand on March 8, 2010 in a handicap gauntlet match with John Cena competing against Kozlov, Mr. McMahon, Batista, Mark Henry, Drew McIntyre and Jack Swagger. On the May 3 episode of "Raw", he would team again with his former tag team partner William Regal to face the WWE Tag Team Champions The Hart Dynasty, Kozlov and Regal were defeated when Regal tapped out to David Hart Smith's Sharpshooter.