Castlevania - Circle of the Moon is an online GBA game that you can play at Emulator Online. This free Game Boy Advance game is the United States of America region version for the USA. Castlevania - Circle of the Moon is a single title from the many strategy games, platform games and castlevania games offered for this console. If you enjoyed playing this, then you can find similar games in the gba games category. Castlevania - Circle of the Moon game is from the various retro games on the site, and there are more games like this, including Castlevania, Pokemon Moon Emerald and Castlevania: Symphony of the Night.