"Sandman pig's heart" is a tongue-in-cheek reference to a very appropriate line from Chow Yun-Fat in "Let the Bullets Fly".
Sandman pig's heart is now a very popular term, which means "killing people to kill their hearts". Generally appear more in the game, because some netizens in the game pronunciation is not standard, will kill the heart of the four words sound like "shrimp pig heart" and then be a lot of netizens to imitate.
Expanded:
Movie Let the Bullets Fly (让子弹飞). p>In the movie "Let the Bullets Fly," when Sixth Son pulls a bloody bowl of cold noodles out of his intestines (a scene that has caused domestic sales of cold noodles to plummet) and Zhang Muzhi is about to shoot Hu Wan to avenge his death said Master Tang, or Ma Bangde to be precise, told him, "Murder puts the heart out of the body.
Murder means to kill a person's physical body; and to kill the heart, is to break a person's confidence, let him live is equal to waiting for death. Mabunde's meaning is that it is better to kill a person than to kill his heart.
At the end of the movie, Zhang Muzhi really did this, he cleverly chopped the double, so that Huang Silang himself became a "double". Huang can only watch as a tidal wave of liberated and enraged people flood into his home, robbing him of five generations of his family's wealth, and he can only sit back and wait for his death. Huang Silang was solidly put to death by Zhang Muzhi.