Strengthen the warring atmosphere
When violence is needed, it should act as an addition to the game rather than a selling point. For example, in the FPS game - red war, players can seldom see bloody scenes. red war gold is impractical that there is no bloody scene in a war-themed game. So, here, the bloody scenes, whose amount is small, serve as an addition to the game, aiming to strengthen the warring atmosphere and make players more involved.
