how many hours of game play generations will have?

[PositiveEmotions]

from the news that sasukekun provide us with

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so yea how many hours do you guys think the hours of the game play will be

between for those of you who do not know what generations is its " Naruto Shippuden Ultimate Ninja Storm Generations "​

 

[Deadai]

no rpg?*sigh* I am disappoint still gonna get it though