The difficulty spike when you reach Namek is real. Spend time defeating wolves and snakes on Earth to level up your Melee and Ki stats.
Since the game is no longer in production, the most reliable way to play it legally is by purchasing a used or refurbished physical cartridge for the Game Boy Advance , which can also be played on a Nintendo DS Go to product viewer dialog for this item. Go to product viewer dialog for this item. : Used copies are often available for around Tyton Games : New condition cartridges can be found for approximately : Often lists original 2002 releases for about : Used copies typically range from Fans & Modern Platforms Modern Remasters Download Dragon Ball Z- The Legacy of Goku
The original Legacy of Goku is often remembered for its surprisingly high difficulty level, which stemmed from a few design choices: The difficulty spike when you reach Namek is real
So, what are your options?