Sir Serell Saves The Worl

#LDJAMThis game has been created within 48 hours by me alone. This is my entry for the Ludum Dare 36, with the theme "Ancient Technology". Hostile time travellers aliens have stolen some key human ancient artefacts. Sir Serell is called in order to get back those precious item and avoid a space-time disruption.
AWSD or ZQSD to shoot , arrows keys to move.