As much as the idea would entertain me as a 17-year old male, the use of blood would up the age rating would up'ed and therefore they would lose their main target audience and lose money because of it.
If Akame Ga Kill(Owned द्वारा Square Enix) was made into a world in a future game, the best आप could expect is Animated/mild/mild Animated Blood and Suggestive Themes that might need to be mild.
