RetroGames
  • New
  • Hot
  • Best
  • Category
RetroGames
RetroGames

Play over 30,000+ retro games now!

    About

    • Blog

    © 2025 • RetroGames.my All rights reserved.

    • Privacy Policy
    • Terms of Service
    Home
    Sega CD Games
    Sonic the Hedgehog Megamix 4.0b - Play Now
    Kirby Super Star (USA)

    Kirby Super Star (USA)

    Kirby Super Star Ultra (USA)

    Kirby Super Star Ultra (USA)

    Contra (USA)

    Contra (USA)

    Sonic & Knuckles + Sonic the Hedgehog 3 (World)

    Sonic & Knuckles + Sonic the Hedgehog 3 (World)

    Sonic CD (USA)

    Sonic CD (USA)

    Super Mario All Stars NES

    Super Mario All Stars NES

    Sonic the Hedgehog Megamix 4.0b(3.4 MB)

    Penguin Brothers (Japan)

    Penguin Brothers (Japan)

    Crash Bandicoot 2 - Cortex Strikes Back

    Crash Bandicoot 2 - Cortex Strikes Back

    Sonic 2 Heroes

    Sonic 2 Heroes

    Kirby - Squeak Squad (USA)

    Kirby - Squeak Squad (USA)

    Cadillacs & Dinosaurs (930201 etc)

    Cadillacs & Dinosaurs (930201 etc)

    007 - GoldenEye (USA)

    007 - GoldenEye (USA)

    Crash Team Racing

    Crash Team Racing

    Phoenix Wright - Ace Attorney (USA)

    Phoenix Wright - Ace Attorney (USA)

    Tomodachi Collection (English)

    Tomodachi Collection (English)

    Chrono Trigger (USA)

    Chrono Trigger (USA)

    Tetris (USA)

    Tetris (USA)

    Pokemon Unbound v2.1.0

    Pokemon Unbound v2.1.0

    Dragon Ball Z - Supersonic Warriors (E)(Rising Sun)

    Dragon Ball Z - Supersonic Warriors (E)(Rising Sun)

    Pokemon Radical Red v4.0

    Pokemon Radical Red v4.0

    Dragon Ball Z - Supersonic Warriors (K)(ProjectG)

    Dragon Ball Z - Supersonic Warriors (K)(ProjectG)

    Kirby - Nightmare in Dreamland (E)(Surplus)

    Kirby - Nightmare in Dreamland (E)(Surplus)

    Welcome to Animal Crossing - Wild World (USA)

    Welcome to Animal Crossing - Wild World (USA)

    Super Smash Bros. (USA)

    Super Smash Bros. (USA)

    Mother 3 (Eng. Translation)

    Mother 3 (Eng. Translation)

    Super Bomberman 4 (English - Translated)

    Super Bomberman 4 (English - Translated)

    Sonic 3 Complete

    Sonic 3 Complete

    Sonic the Hedgehog 3 (Europe)

    Sonic the Hedgehog 3 (Europe)

    Super Sonic & Hyper Sonic in Sonic 1

    Super Sonic & Hyper Sonic in Sonic 1

    Tekken 3

    Tekken 3

    Mega Man X4

    Mega Man X4

    Pokemon Fire Red Extended (v3.2)

    Pokemon Fire Red Extended (v3.2)

    Silent Hill

    Silent Hill

    EarthBound (USA)

    EarthBound (USA)

    Bloody Roar 2: Bringer of New Age

    Bloody Roar 2: Bringer of New Age

    Sonic the Hedgehog 2 (World)

    Sonic the Hedgehog 2 (World)

    Donkey Kong Country (USA)

    Donkey Kong Country (USA)

    Smash Remix 1.5.0

    Smash Remix 1.5.0

    Sonic the Hedgehog Megamix 4.0b

    Sonic the Hedgehog Megamix 4.0b for Sega CD reimagines classic Sonic gameplay with enhanced physics, new levels, and modifiable content. This homebrew title leverages the Sega CD platform's capabilities, offering retro gaming enthusiasts dynamic 2D platforming, competitive speedrunning modes, and community-driven challenges. Based on Sonic Retro's documentation, it combines nostalgic pixel art with modernized mechanics, including customizable soundtracks and unlockable characters. Ideal for fans seeking Sega CD-era innovation, this ROM hack delivers high-speed action, boss battles, and a dedicated modding community for extended playability. Experience Sonic's evolution on the Sega CD platform.

    What is Sonic the Hedgehog Megamix 4.0b?

    Sonic the Hedgehog Megamix 4.0b is a fan-made mod for the Sega CD platform that reimagines and enhances the original Sonic CD experience. Combining elements from classic Sonic titles with new mechanics, levels, and visual upgrades, this mod challenges players to race through time-altering zones, battle Dr. Robotnik’s forces, and uncover hidden paths. Designed for retro gaming enthusiasts, it retains the fast-paced 2D platforming core of the Sega CD era while introducing modernized twists.

    Game Features

    • Remixed Zones: Explore redesigned levels with new layouts, hazards, and time-travel mechanics.
    • Enhanced Soundtrack: Enjoy remastered chiptune tracks and new compositions tailored for Sega CD hardware.
    • Playable Characters: Switch between Sonic, Tails, and a secret third character with unique abilities.
    • Time Travel System: Manipulate past and future versions of stages to unlock secrets and shortcuts.
    • Boss Rush Mode: Face remixed versions of classic Sonic bosses in a high-speed challenge.
    • Hidden Collectibles: Discover Chaos Emeralds, special stages, and unlockable content.

    How to Play Sonic the Hedgehog Megamix 4.0b?

    1. Movement: Use arrow keys or WASD to run, crouch, and navigate levels.
    2. Jump/Action: Press Spacebar to jump or Z for context-sensitive actions (e.g., interacting with objects).
    3. Spin Attack: Hold Z while jumping to perform a spindash or destroy enemies.
    4. Time Travel: Activate Time Gates by collecting 50 rings to shift between past and future stage versions.
    5. A/B Controls: Use Z (A) for basic attacks or item selection and X (B) for special moves (e.g., Tails’ flight).
    6. Character Switching: Complete specific objectives to unlock alternate characters and their unique skills.

    Frequently Asked Questions

    Is this mod compatible with original Sega CD hardware?
    Yes, it is designed to run on authentic Sega CD consoles and emulators supporting the platform’s specifications.

    What new mechanics differentiate Megamix 4.0b from Sonic CD?
    The mod adds a dynamic difficulty system, randomized stage elements, and a "Hyper Mode" for unlocked characters.

    Can I play as Metal Sonic in this version?
    Metal Sonic appears as a boss, but a hidden unlockable character (resembling a hybrid of Sonic and Knuckles) is available for advanced players.