Andrej Alehavic Kascicyn (Belarusian: ?????? ??????i? ????????; born 3 February 1985), better known as Andrei Kostitsyn (Russian: ?????? ???????? ????????), is a Belarusian professional ice hockey forward for HC Dinamo Minsk of the Kontinental Hockey League (KHL).
The media have nicknamed him AK-46, a play on his initials (AK) and player number (46) in reference to the Soviet AK-47 rifle.
His younger brother Sergei plays as a teammate and captain for Dinamo Minsk.
Both Andrei and Sergei played together on the Montreal Canadiens and Nashville Predators.