Kwon Nam-joo (Korean: 권남주), better known by his online alias Striker, is a South Korean professional Overwatch player. He began his Overwatch career playing for South Korean team ROX Orcas in Overwatch Apex. Kwon signed with the Boston Uprising ahead of the Overwatch League (OWL) inaugural season. After one season with the Uprising, Kwon was traded to the San Francisco Shock. In his time with the Shock, he won two Overwatch League championships, in 2019 and 2020, and was named the 2020 Grand Finals' most valuable player. Kwon retired from professional Overwatch in mid-2021; however he came out of retirement a few months later. He signed with the Uprising for the 2022 season but was released after only a few weeks into the season. Later that season, he signed back with the Shock and reached the 2022 Grand Finals with the team. The following year, he again joined the Uprising, and midway through the season, he again left the team and joined the Shock.

Boston Uprising were an American professional Overwatch esports team based in Boston, Massachusetts. The team competed in the Overwatch League (OWL) as a member of the league's West region. Founded in 2017, Boston was one of the League's twelve founding teams. The team was owned by Robert Kraft of the Kraft Group, who also owns the National Football League's New England Patriots and Uprising Academy, an academy team for the Uprising that compete in Overwatch Contenders.