Viigas, Phyrexian Blightsapper

Inviolable (This card can't be discarded, exiled or sacrificed. Whenever it would be put into a graveyard,
put it into its owners hand instead. Whenever it would
be discarded during the cleanup step, it's owner
shuffles it into his or her library instead.)
Whenever a +1/+1 counter would be put on a permanent an opponent controls, put that many
+1/+1 counters on Viigas instead unless that
player pays {1}.
Remove X +1/+1 counters from Viigas: Incubate
X.