Board Thread:Game Discussion/@comment-12330967-20130912035101/@comment-208.104.92.95-20130912122651

as far as a formula, if you have the initial stats of a lv4 card, multiply the numbers each by 4.6. That will get you a rough estimate of the MTM numbers.

This only works for the level 4 cards. other level cards will have a different multiplier.