There were many versions of Invincible Heroes, and each version had its own unique characteristics and gameplay. Therefore, choosing which version was the most fun depended on one's personal gaming style and preferences. If you like strategy games, then the Invincible Heroes version of the Invincible Heroes series might be more suitable. If you like action games, then the Invincible Heroes 4 version of the Invincible Heroes series might be more suitable. Different versions had their advantages and disadvantages. Players could choose the version that suited them according to their preferences and game needs.