Enjoy more save files than the original hardware allowed.

Small details matter to retro enthusiasts. The Customizer includes fine-tuning options that cater to specific nostalgic preferences:

Options for different sound samples (such as the S&K B2/B3 DAC samples). Title Music: Toggle between different menu themes. 3. Gameplay Mechanics and Logic

Load s3kcustom.bin into your favorite Sega Genesis emulator (like BlastEm or Kega Fusion).

Switch between Sonic and Tails’ "Sonic 3" sprites or their "Sonic 2" debut appearances.

Enable the PC/Prototype music tracks for Ice Cap and Carnival Night, and use early level-layout variations.