The SCAR-20 | Contractor is a skin for the popular CS:GO weapon - the SCAR-20. The weapon is covered with a rust-colored undercoat and then decorated with custom-made white details. Exchange your Soul Gems for the Contractor Scar Skin. Counter-Strike Global Offensive is a free online shooter released in 2012. The game is focused on team competition. The SCAR-20 is a semi-automatic sniper rifle for counter-terrorists. It is based on the FN SCAR series of rifles, but modified to fire the 7.62x51mm round. Use your Soul Gems to exchange for the Contractor skin of this weapon!