An alien civilization has invaded our planet. You have to resist enemy robots by controlling mechanical android. Destroy enemies, earn points and upgrade your robot.
Start with a bi-plane which is mounted with a puny caliber gun and a handful of bombs. As you battle your way in the air through different types of landscapes and environments, earn points to upgrade to a much powerful plane.
Be a grumpy dinosaur and spew fire at dragons. Kill them and collect their eggs to recharge your inner strength. Be careful though, if you run out of fire, it's game over.
A Soviet soldier taking part in the Battle of Stalingrad in 1942. To purge the city from the invading fascists, you got rifle, grenades and you can call backup. Make use of the reinforcements at your disposal.