Syphon Essence

1 • Put a -1/-1 counter on each creature. Gain 1
life for each creature that dies this way.
2 • Put a -1/-1 counter on each creature. Each
opponent loses 1 life for each creature that dies
this way.
3 • Each creature gets -1/-1 for each -1/-1 counter
on the battlefield. Each opponent discards a card
for each creature killed this way and you draw
that many cards.