Most earlier Yawgmoth printings cost about $15, and this one's dropped pretty close to that range
However, effects based on those costs that were paid for the original ability are copied as though those same costs were paid for the copy
For each token you have enter the battlefield under your control, you get to put a +1/+1 counter on it
The Family Matters deck also has a control sub-theme to it that gives it strong staying power
But, the best avenue to get the cards you want, without spending an absolute fortune, is by purchasing singles, so hopefully this was a handy guide for you
With one kick you're on par with other 2/2 Swampwalkers for three total mana, but at two or more kicks you're losing value when you end up with a 3/3 for five mana, or a 4/4 for six, etc