Yokuatsu, Terror of the Forest

Flying, Forestwalk, Swampwalk
Yokuatsu has deathtouch and trample as long as
she has 9 or more power.
When Yokuatsu deals combat damage to a player,
put a +1/+1 counter on each black creature you control, then put a +1/+1 counter on each green creature you control.
At the beginning of your second main phase,
untap each swamp and forest you control. You
lose 1 life for each swamp untapped this way.