Pyresh, Nightmare Of Gods

Infect (This creature deals damage to creatures
in the form of -1/-1 counters and to players in
the form of poision counters.)
Whenever a creature an opponent controls
with a -1/-1 counter dies, exile it and put a +1/+1 counter on Pyresh, Nightmare
Of Gods.
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As I stared into this beasts eyes, I could only feel a great emptiness inside, pulling the rest of me down with it