Mortarion, Prince of Decay

First Strike
You cannot get poison counters
Barcarus- Mortarion, Prince of Decay deals
combat damage in -1/-1 counters to creatures and Mortarion cannot be affected
by -1/-1 counters.
{3}{b}: Target creature gains Wither until end
of turn and Exerts(Exerted creature does not untap
during your next untap step.)