You are the commander of a space battle station. Below you, on the planet's surface, enemies are trying to capture deadly missile silos. Don't let them seize these silos. Protect them at all costs!
Aliens have infiltrated the naval command ship. You are the captain and you'll go down with your ship. The question is how many aliens will you take down with you?
You are a part of US Combat operation. Complete the operation by shooting targets down. You got limited time to complete the entire operation, otherwise you fail.