In the 2014–15 season, Ryasensky was traded by SKA Saint Petersburg along with Alexei Grishin and Mikhail Tikhonov in a return to Neftekhimik Nizhnekamsk in exchange for Nikolai Belov and a first-round pick on November 24, 2014.[2] On November 24, 2015 on the initiative of the player, the club terminated the contract.[3]
On December 21, 2015, Ryasensky signed a contract in a return with Neftekhimik Nizhnekamsk before the end of the season.[4]
After three further seasons with Neftekhimik, Ryasensky left as a free agent to join his fifth KHL club, Traktor Chelyabinsk, on September 25, 2017.[5]