Boktai is an action role-playing series developed by Konami and produced by Hideo Kojima. The series is mostly known for it's main gimmick: it's GBA cartridges came with a special chip which detected sunlight intensity, tying with the main gameplay mechanic of the games, as the protagonist Django is a vampire hunter who carries a special sword powered by sunlight.
- Boktai: The Sun is in Your Hand
- Boktai 2: Solar Boy Django
- Boktai 3: Sabata's Counterattack
- Lunar Knights