Shenlong, Empreor of Rongyu

You may pay {u}{u}{g}{g} by remove 8 +1/+1
counter on your creatures rather than pay
Shenlong, Empreor of Rongyu's mana cost
When Shenlong, Empreor of Rongyu put on battlefield, put 5 empreor counter on it. Remove
it at the end of your turn. When the last empreor counter is removed, return all premanent opposite control to its hand
Trample, flying