2017-11-17
If a creature you control would enter the battlefield with a number of +1/+1 counters on it, it enters with twice that many instead.
2017-11-17
If you control two Corpsejack Menaces, the number of +1/+1 counters put on a creature is four times the original number. Three Corpsejack Menaces multiplies the original number by eight, and so on.