Read this if the game doesn't load.

Introduction to The S Factor Sonia and Silver (Sega Genesis) – hacked by Aquaslash & Pals

I stumbled across this weird little Genesis gem called The S Factor Sonia and Silver, and it instantly grabbed my attention. It’s a fan-made hack of your classic Sonic game, but instead of just Sonic speeding through loop-de-loops, you’ve got Sonia and Silver tagging along as playable characters. The change feels surprisingly natural—Sonia zips around with those signature high kicks, while Silver uses psychic powers to yank enemies out of the way or even float over hazards. It’s like someone sprinkled a fresh coat of paint on an old favorite.

What really stands out is how the levels have been retooled to play to each character’s strengths. One stage that used to be all about raw speed suddenly demands precision psychokinetic lifts if you want to reach higher platforms with Silver. Another zone is full of tight corridors and enemies laid out perfectly for Sonia’s combo moves. The pacing shifts, so you’re not just running straight ahead; you have to think about which character’s skills suit each section best.

You can tell Aquaslash & Pals poured a ton of love into the visuals, too. All the sprites feel brand-new without losing that ’90s Genesis charm. Even the palette choices give off a fresh vibe, especially when the backgrounds pop with vibrant purples and greens. And the soundtrack? Familiar melodies get remixed into energetic tracks that somehow mesh old-school bleeps with a modern punch. It’s cohesive, polished, and a neat example of what a dedicated hacking crew can pull off when creativity is flowing.

If you’ve ever wondered what it’d be like to revisit Sonic’s world but with a twist, this is worth firing up in your emulator. There are a couple of rough edges—occasional hitbox quirks here and there—but nothing game-breaking. Overall, it feels like a genuine extension of the Genesis era, and it scratches that retro itch while offering enough new stuff to keep you invested.