The product is an authentic cartridge of "Castlevania: The Adventure" for the Nintendo Game Boy, released in 1989. This NTSC-U/C version game from the platformer and action & adventure genre, published by Konami, is part of the renowned Castlevania series. It comes with a manual included and has a rating of E-Everyone. The game is designed for Japanese origin and offers an exciting experience for players looking to explore a captivating fantasy world filled with challenging puzzles, diverse enemies, and immersive gameplay.