This is a hacked ROM of Donkey Kong Country 2 - Diddy's Kong Quest. IXKZ HACK-v1-1-beta03 indicates a modified version of the game created by a ROM hacker using the name IXKZ. The hack likely alters aspects of the original game, possibly introducing new levels, characters, gameplay mechanics, or other modifications.  It's important to note that such ROM hacks are unofficial modifications not endorsed by Nintendo or Rare. The quality and stability of the changes vary widely depending on the creator's skill and intentions.

Donkey Kong Country 2 - Diddy's Kong Quest (USA) (En,Fr)_IXKZ HACK-v1-1-beta03

Donkey Kong Country 2 - Diddy's Kong Quest (Germany) (En,De) (Rev A)