"So, I am looking for somatic mutation at first, between normal sample and cancer sample VCFs. Now, some tools like Varscan can compare the respective pileups,and find out somatic mutations as well as LOH sites, All I am looking for is some tool, which can perform the same with respective VCFs as input. But ya, as you said, finally I will try to see commonality of all those somatic sites, all across my sample pairs.