To summarize, there is no "Donkey Kong Country 4 SNES ROM." The game you're looking for almost always falls into one of two categories:
Several community projects use this title to imagine a SNES-style sequel: Donkey Kong Country 4: The Kongs’ Return : This is a high-profile PC fan game
The tale of a potential Donkey Kong Country 4 serves as a reminder of the dynamic and sometimes unpredictable nature of game development and the lasting impact of the games that do make it to our consoles and PCs.
It does not use the Rareware Advanced Computer Modeling (ACM) engine. It uses a custom 8-bit engine forced onto 16-bit hardware.
(not a SNES ROM) that uses assets to look like an SNES game. Demos have been released intermittently since 2011. Donkey Kong 4: Rise and Repeat ROM hack of Super Mario World for the SNES that uses Donkey Kong themes and sprites. Project Kongs : A SNES ROM hack of Donkey Kong Country 2 that aims to add more playable Kongs and levels. 3. Fictional Wikis Donkey Kong Country 4 | BootlegGames Wiki
Distributing or downloading commercial ROMs without owning the original cartridge violates copyright law in most jurisdictions (U.S. DMCA, EU Copyright Directive). Fan hacks occupy a gray area; while creative, they depend on unauthorized copying of copyrighted code/assets.
The "work" you will find is the labor of love from a dedicated modding community that refused to let the SNES era die. While Nintendo never released a fourth SNES title, the community has ensured that if you want to play a "new" SNES Donkey Kong adventure, you only need to look at the ROM hack repositories—just don't expect it to be an official Nintendo product.
To summarize, there is no "Donkey Kong Country 4 SNES ROM." The game you're looking for almost always falls into one of two categories:
Several community projects use this title to imagine a SNES-style sequel: Donkey Kong Country 4: The Kongs’ Return : This is a high-profile PC fan game
The tale of a potential Donkey Kong Country 4 serves as a reminder of the dynamic and sometimes unpredictable nature of game development and the lasting impact of the games that do make it to our consoles and PCs.
It does not use the Rareware Advanced Computer Modeling (ACM) engine. It uses a custom 8-bit engine forced onto 16-bit hardware.
(not a SNES ROM) that uses assets to look like an SNES game. Demos have been released intermittently since 2011. Donkey Kong 4: Rise and Repeat ROM hack of Super Mario World for the SNES that uses Donkey Kong themes and sprites. Project Kongs : A SNES ROM hack of Donkey Kong Country 2 that aims to add more playable Kongs and levels. 3. Fictional Wikis Donkey Kong Country 4 | BootlegGames Wiki
Distributing or downloading commercial ROMs without owning the original cartridge violates copyright law in most jurisdictions (U.S. DMCA, EU Copyright Directive). Fan hacks occupy a gray area; while creative, they depend on unauthorized copying of copyrighted code/assets.
The "work" you will find is the labor of love from a dedicated modding community that refused to let the SNES era die. While Nintendo never released a fourth SNES title, the community has ensured that if you want to play a "new" SNES Donkey Kong adventure, you only need to look at the ROM hack repositories—just don't expect it to be an official Nintendo product.