Villain: I have to marry women to get stronger??

Lin Tian, transmigrated into the "Green core" cultivation world as an earthling he was naturally excited, he was obviously surprised when his golden finger was a system that required him to marry women rather than a legendary bloodline, Follow Lin tian's journey to the top * note that I don't own the image, if the the owner want's it taken down please message me and I will replace it asap * * also note that the mc will be evil, hence the villain tag, but he is not going to go around looking for trouble since he is a cautious man nor will he look for chances to be evil, he will only do things that benefit him if pretending to be good at that moment is in his best interest he will do it without hesitation *