Olograth, Terror of Myrth

Whenever an Artifact or Creature goes to the graveyard from anywhere, put X +1/+1 counters on this card and create a X/X ooze token. Then you and one other player lose X life, where X is that Artifact or Creature's converted mana cost.
"What is this Green, gooey subsistence?"
-Jarald, mayor of Lovenville's last words