In the international counter-terrorism strike, different countries have different country interests due to the influences of many factors. It leads to some bifurcation. The purpose of this paper is to study efficient measures applications of game theory to combat terror. The thesis has analyzed the international joint counter-terrorism strike restricted by different factors by applying the game theory. Our study show that country having terrorism shall actively join in counter-terrorism strike to cope with the terrorism in any case. Only take the joint counter-terrorism strike any country facing to the terrorism can provide the safeguard for the safety and development