This is a hack of the USA version of the game TMNT: Tournament Fighters for the NES (version 1.0). This hack has the following features:

  1. The player can select any character in story mode.

  2. Now it is allowed Hothead vs. Hothead matches in “Vs. Player” and “Vs. CPU” modes.

  3. Now it is allowed that all four players in “Tournament” mode to use Hotheads.

    Download from here.

Source: itch.io