Earthworm Jim : Special Edition

Earthworm Jim: Special Edition for Sega CD is Shiny Entertainment's expanded 1995 version of the eccentric 2D action-platform game, published by Interplay. It keeps the Genesis game's bizarre premise: Jim is an ordinary earthworm transformed by a powerful supersuit and pursued across space by enemies who want it back. The Sega CD release is not simply the cartridge game with new music. It preserves the Genesis level set while adding content and presentation changes designed specifically for the CD format.

The adventure is built around side-scrolling stages that mix running, jumping, shooting, exploration, and fast reflexes. Jim can fire his blaster at enemies, while his exposed worm body doubles as a whip. That whip attacks at close range and can latch onto overhead hooks, letting him swing across gaps or reach paths that would otherwise be out of reach. Each stage asks the player to read its hazards as well as its enemies, making moving platforms, pits, odd machinery, and environmental traps as important as straightforward combat.

Its locations deliberately change the rules from level to level. Jim begins in the junk-strewn New Junk City and goes on to places such as the fiery What the Heck?, the underwater passages of Level 5, and the hazardous Down the Tubes. In For Pete's Sake, protecting Peter Puppy becomes the main objective: Jim must use the whip to help the puppy clear danger while stopping threats before they reach him. Other sequences depart from the side-view format, notably the Andy Asteroids races, where Jim rides through a tunnel-like course against Psy-Crow while collecting helpful items and avoiding obstacles.

The Special Edition contains the Genesis version's Intestinal Distress stage and adds Big Bruty, a level exclusive to this enhanced release and its later Windows counterpart. It also expands sections of existing stages, adds secrets and enemies, includes a password system, and supplies a homing-missile weapon. Shiny added roughly a thousand frames of animation, reinforcing the game's cartoon-like visual personality without turning the release into a remake. Alternate endings are another Sega CD-specific addition, giving different rewards for finishing on the applicable difficulty settings.

Earthworm Jim's supporting cast is as central to its identity as its platforming. Jim crosses paths with antagonists including Psy-Crow, Queen Slug-for-a-Butt, Evil the Cat, Major Mucus, Professor Monkey-for-a-Head, and Bob the Killer Goldfish. Boss encounters and comic interludes give these figures a practical role in the journey while maintaining the intentionally absurd tone. Jim's goal is to reach Princess What's-Her-Name, but the game consistently turns familiar rescue-story expectations into jokes rather than playing its cartoon world straight.

For Sega CD players, the most audible change is a remixed CD-audio soundtrack, with the extra disc space also supporting the enlarged presentation. The game remains a single-player experience controlled with a standard directional pad and action buttons, so the core feel remains tied to the original 16-bit design even as the edition adds material around it. This makes Earthworm Jim: Special Edition Sega CD a distinct version for players interested in the first game, its additional Big Bruty stage, expanded animation, new music, and other features absent from the standard Genesis release.

Earthworm Jim began as an original Shiny Entertainment character concept and became one of the studio's most recognizable series, followed later in 1995 by Earthworm Jim 2. The Sega CD Special Edition captures the first adventure at a moment when developers were experimenting with what CD storage could add to established cartridge games. Its combination of platforming, run-and-gun action, unusual objectives, and deliberately offbeat characters makes it an important version of the original Earthworm Jim rather than a separate sequel.