Boktai - The Sun Is In Your Hand

Boktai: The Sun Is in Your Hand is an action-adventure video game developed by Konami for the Game Boy Advance. The game features a solar sensor on the cartridge that affects gameplay, as players must charge up their in-game weapon by exposing the sensor to sunlight. In the game, players control a young vampire hunter named Django as he battles through various dungeons and defeats bosses to save the world from darkness. The game also includes elements of stealth and puzzle-solving.