Romans From Mars 360 (Android)

You are a Roman soldier, and you and your crossbow are all that stands in the way of the God of War, Mars, and his invading Martian army. Luckily, Jupiter has endowed you with awesome and terrifying elemental powers of Fire, Ice, Earth, and Lightning. Aim with your head and shoot with the touchpad to defeat waves of onrushing enemies. You must hold the line and defend your castle walls or risk Earth being overrun by these Romans… from Mars!