Boktai The Sun in Your Hands - GameBoy AdvanceHarness the power of the sun to fight the undead in Boktai: The Sun is in Your Hands for the GameBoy Advance. Produced by Hideo Kojima, this innovative action RPG features a cartridge with a built in solar sensor. You play as Django, a vampire hunter wielding the "Gun del Sol." To charge your weapon and defeat enemies, you must play the game in real life sunlight. The in game environment changes based on the time of day and the amount of sunlight