Indigo Prophecy (also known as Fahrenheit in many countries) was released on different dates in different countries. The game was first released in September 2005 in Europe, Australia and North America. The game was available on Playstation 2 and Xbox formats. The game was later released in Microsoft format and on Playstation 2 and Xbox in Japan ( January 2006).

The game is Indigo Prophecy.

No, and there is no game that is named "Pokémon Indigo."

There is no legetimate game by the name 'Pokemon Indigo.'

Because Pokemon indigo is not an official game