Opposition Squad Android game

Opposition Squad - takes you to the complexes of a secret laboratory for the study of extraterrestrial beings, where all the experiments get out of control destroying the working personnel and everything in their path.
Afraid of mass publicity of the world media, the government instructs the best agents to eliminate the incident. The endless of darkness, the gloomy long corridors of the ex-laboratory became the resident of evil.
Are you ready to overcome levels of the secret complex and survive in this fight of aggressive creatures?
Game features:
Many levels, different locations and rooms.
Skills development system through the gain of combat experience.
A huge arsenal that includes dozens of models of weapons:
1. Submachine gun (SMG)
2. Automatic firearm
3. Machine gun
4. Napalm (Flamethrower)
5. Cryogen (Freezing)
And also, advanced support tools from flying drones to nuclear charges