Counter Operation Online (COO) shooter requires players to make quick decisions and challenge even the most sophisticated. Only skills and reaction speed will save you from death. Work together or die alone! Description: A fast-paced competitive team game. Four modes of Deathmatch game - every man for himself, Team Deathmatch - team DM. Win for free! Your skills are always more important than money. Trample your rich friends and make them cry.