Simplify the following text for a Grade 6 native English-speaking person.
Original: As the third installment of the Castlevania series on the Game Boy Advance , many reviewers made note of the game 's differences as versus its predecessors , Castlevania : Circle of the Moon and Castlevania : Harmony of Dissonance , with many considering it the definitive Castlevania game for the Game Boy Advance .
Simplified: It is part of the Castlevania series , and the third Castlevania game on the Game Boy Advance .