The Arctic Avengers are a fictional terrorist group, selectable in all of the Counter-Strike games. They appeared in Beta 6 of the original Counter-Strike. The easiest way to describe the Arctic Avengers character model is a man in arctic camo, wearing a black balaclava. However, in Counter-Strike: Condition Zero, the balaclava is replaced with a black beret and black sunglasses. The Arctic Avengers are the most commonly selected Terrorist model.
Counter-Strike: Source Description
A Swedish terrorist faction formed in 1977, and are famous for their bombing of the Canadian Embassy in 1990.