This patch applies NES style movement with no air control (except when using souls like Flying Armor and Giant Bat). You can change directions with double jump or Hippogryph, and when you walk off ledges, you'll drop straight down. Backdash jumping and divekick bounce speed is reduced.
Database match: Castlevania - Aria of Sorrow (USA)
Database: No-Intro: Game Boy Advance (v. 20210227-023848)
File/ROM SHA-1: ABD71FE01EBB201BCC133074DB1DD8C5253776C7
File/ROM CRC32: 35536183