https://ldjam.com/events/ludum-dare/45/trick-or-retreat

You are an alien that comes down to earth on Halloween to go trick-or-treating dressed as a ghost. But your arrival doesn’t go unseen! The military are sending in helicopters to capture and take you to area 51! Dodge their bullets while trying to collect as much candy as possible, and call in your trusty spaceship once you’re satisfied with your bounty