For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell. For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell. For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell. For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell. For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell. For a century, there has been a war with alien invaders. You were sent to defend a military base from enemies. You need to keep the defense and destroy as many monsters as possible. You need to keep the defense and destroy as many monsters as possible. Use cover and terrain to protect yourself. Send the monsters back to hell.
